I use rechargeable AA batteries, because it charges 4 AAs in 15 minutes and I can use them for everything else that requires AA or AAA batteries. So is it rechargeable batteries, rechargeable battery packs, throw away batteries, or maybe you would prefer built in batteries like ps3.

I got a recharge battery pack set for about £15, with two battery packs, so I can charge one and use the other.

It’s been great, and I can’t be arsed with replacing AA batteries all the time.

I asked this because I got a pair of Energizer rechargeable batteries but after a couple of months, I misplaced one of the pair. Since I have a charger that requires at least two batteries to operate, I was unable to charge my single battery. So I bought another pair of batteries but this time, its brand is Eneloop. Now I can charge the Eneloop batteries but is it possible to still use the Energizer batteries using one Eneloop battery. I thought of it since they both have the same rating (2000mAh). Thanks!

Look for the appropriate battery
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Flashlights can be an important part of a household. You simply never know when the electricity might go off or an emergency will take place. For emergency situations, outdoor activities or a backup in the car, a flashlight can play an important role. Traditional flashlights have not always been dependable. The batteries die quickly and without notice, the bulbs do the same and the light output fades without warning.

With LED technology, the world of flashlights has gotten a lot brighter. LED flashlights are one of the best investments in equipment you can make because they will last longer, be much more durable, and be even more dependable than regular flashlights. Many home owners and outdoor enthusiasts are choosing to replace their existing regular flashlights with LED versions because they have proven to be a more dependable, superior product that can be counted on.

LED flashlights have many useful and unique features. The bulbs are long lasting - most bulbs will last for a minimum of 60 hours of continuous use before needing to have the batteries changed. They are also built to withstand drops and extreme temperatures without effecting the light brightness or lifespan of the bulb. This durability is unmatched by traditional flashlights. With the longer bulb life and extreme durability, the health of your flashlight will be one less thing for you to worry about.

These handheld lights also put out an intense and bright light. The newest white LED lights measure 60 times brighter than standard flashlight bulbs. The light will stay bright and strong and will remain so until the battery and bulb start to run low - after several hundred hours of continuous use.

LED flashlights are also much more energy efficient than other types of flashlights. Batteries will last 10x longer in an LED flashlight than in any traditional flashlight because of the power efficiency of the technology. This means that fewer batteries will make their way into landfills every year. You can also use rechargeable batteries in these flashlights (many brands sell rechargeable batteries with their LED products) which results in never having to throw any batteries away.

LED flashlights are an important investment for you to make. Besides being good for the environment, they are good for your family. When the lights go out, or when you need to find light quickly, you don’t want to be worrying about whether or not your flashlight will come on. You may have a situation where you cannot afford to be hunting in drawers for fresh batteries or trying to find another flashlight that works. With LED flashlights, you can trust that they will work the first time, every time. They are durable as well, which means that whether you are taking them camping, throwing them in the trunk of your car, or simply shoving them in a kitchen drawer, they won’t break on you and will still be ready to use when you get around to pulling them out. For a quality investment that will help you protect your family, you should turn to LED flashlights.

~Ben Anton, 2008

Ben Anton
http://www.articlesbase.com/home-improvement-articles/led-flashlights-durable-reliable-and-efficient-325341.html

What Do Mobility Scooters Consist Of?

Mobility Scooters usually consist of a base unit, the drive chain, the seat, and tiller, as well as the batteries and wheels. The base unit is the chassis that the other components are attached to. This chassis provides the area where the feet go in between the tiller and the batteries or drive chain. The drive chain is the part that powers the scooter. The tiller is the handlebar that steers the mobility scooter.

Front wheel drive mobility scooters have the drive train just over the front wheel. These sorts of scooter have a smaller weight capacity and are much more suited to indoor use than outdoor use compared to a rear wheel driver mobility scooter. They directly drive the front wheel, and so are not as good up hills as rear wheel drive scooters. Front wheel drive scooters also tend to be small/boot scooters rather than larger pavement or road legal scooters. Rear wheel drive mobility scooters use a chain, belt or transaxle mechanism to drive the rear wheels. Rear wheel drive scooters “push” the rider whereas front wheel drive scooters “pull” the rider. This offers more power and efficiency and so provides a better ride, and allows the scooter to go up steeper hills.

Mobility scooters use electro magnetic regenerative brakes which work by slowing and then stopping the scooter as soon as the user releases the controls. When the brakes are applied, the batteries are recharged by the excess power from the motor. This type of brake means that a separate hand brake is not necessary, and that the scooter can be left on a slope without fear of it rolling away. Most mobility scooters have a freewheel mode so that the scooter can be moved with out it being switched on, perhaps for storage, or in case of an emergency.

The batteries on a mobility scooter are not the same as car or motorcycle batteries, and should not be substituted. Car and motorcycle batteries are starter batteries, designed to provide short bursts of power. The batteries should be charged and looked after as per the mobility scooter manual.
The number of wheels and size and type of tyre affect the stability and ride quality of the mobility scooter. Smaller scooters tend to have small solid tyres, which don’t offer the same ride quality as bigger scooters with larger pneumatic tyres. Three wheel scooters offer more legroom and a smaller turning circle compared to a four wheel scooter, but the stability can be compromised.

Mobility scooter seats often have folding armrests, and swivel to aid getting on and off the scooter. The seat is often padded to provide more comfort. Some models have a larger Captain or Admiral seat, which is more like a car seat, and may offer more adjustment than a standard seat. The larger, more comfortable seats are normally found on the larger scooters as the scooter has a larger range, so the distance travelled could be almost double that of a small scooter. Almost all seats are adjustable for height, some adjust for reach, and some even recline like a car seat.

The tiller controls the direction, and speed of the mobility scooter, and is like a bicycle handle bar. The scooter moves by either pulling or pushing the lever on the tiller (called a wigwag). Some models of scooter have a Delta tiller meaning that the user can either pull with the fingers (like a bicycle brake) to make the scooter move, or push with the thumb. This tiller is ideal for people with limited hand mobility or who have one hand much better than the other. This means they can use the same hand for both moving forward and reversing. The control panel on the tiller includes the battery gauge, the speed control, and the horn and light controls, where fitted.

The scooters speed is usually controlled by a rotary control, which ranges from low speed to high speed. On some 6 and 8mph mobility scooters there is a switch that lowers the top speed from 6/8 mph to 4mph to make it pavement legal.
Mobility Scooters are designed to be simple to understand and operate, and so shouldn’t be intimidating.

For more information about mobility scooters, please visit www.scootamart.com

Www.scootamart.com Staff
http://www.articlesbase.com/health-articles/what-do-mobility-scooters-consist-of-47246.html

These new kind of batteries were developed by SANYO. Here they combined the advantages of rechargeable batteries with the advantages of disposable batteries. These eneloop batteries can be used very after the purchase and consistently capitulate high performance. The major advantage these eneloop batteries carry may include the long shelf life with no loss of optimum energy and they are used anywhere as they come environment friendly. These batteries put up to four times more power and high performance when used in a digital camera even at low temperatures during your winter vacations.

Sanyo eneloop can be used in all devices being rechargeable; it can be used more than thousand times without any need to dispose of the dry cell battery. Comparatively it is more powerful and longer-lasting than dry cell batteries and superior low-temperature electrical discharge performance. Interestingly these batteries show very low self-discharge rate, in explanatory terms one can charge them any time, store them until needed, and then use them. Once charged, it can be used repeatedly, and once used completely it can be recycled again.

The Eneloop battery has very low self-discharge utility and for this reason, they are charged and ready to use from very beginning. Under low temperature eneloop batteries display superior power characteristics and longer power, that makes it an obvious choice for outdoor use. By recharging the eneloop, it can be used 1000 times over and is comparatively more capable than the use once and throw away dry cell batteries. While normal rechargeable batteries lose their charge over time, eneloop technology facilitates these batteries to keep most of it charge over year so you can left your digital camera or flashlight and will be all set to go when you are.

Eneloop can be charged up to 1,000 times. While the initial cost of rechargeable batteries is higher and savings while using eneloop are incredible. In addition eneloop, like other nickel metal hydride rechargeable batteries, have negligible memory and do not need to be fully discharged before recharging. Being environmentally friendly and easy to use, eneloop can be used anywhere and can be recharged replacing 1000 disposable batteries. Eneloop batteries are rated at 2000 mAh and one more thing to be considered is that these batteries can be charged using the normal chargers. Eneloop maintains its low self discharge rate and stability even in temperatures as low as -4 to -5 degrees Celsius.

Article Manager
http://www.articlesbase.com/electronics-articles/sanyo-eneloop-high-performance-guaranteed-714781.html

Each type of rechargeable battery chemistry has its own unique characteristics:

NiCad and NiMH:

The main difference between the two is that NiMH battery (the newer technology of the two) offers higher energy density than NiCads. In other words, the capacity of a NiMH is approximately twice the capacity of its NiCad counterpart. What this means is for you is increased run-time from the battery with no additional bulk or weight. NiMH also offers another major advantage: NiCad batteries tend to suffer from what is called the “memory effect”. NiMH batteries are less prone to develop this problem and thus require less maintenance and conditioning. NiMH batteries are also environmentally friendlier than NiCad batteries since they do not contain heavy metals (which present serious landfill problems). Note: Not all devices can accept both NiCad or NiMH batteries.

Lithium Ion:

Lithium-Ion (Li-Ion) has become the new standard for portable power in consumer devices. Li-Ion batterys produce the same energy as NiMH battery but weighs approximately 20%-35% less. This is can make a noticeable difference in devices such as cellular phones, camcorders or notebook computers where the battery makes up a significant portion of the total weight. Another reason Li-Ion batteries have become so popular is that they do not suffer from the “memory effect” at all. They are also environmentally friendly because they don’t contain toxic materials such as Cadmium or Mercury.

Is it Possible to Upgrade the Device’s Battery to a newer Chemistry?

Maybe. NiCad, NiMH and Li-Ion are all fundamentally different from one another and cannot be substituted unless the device has been pre-configured from the factory to accept more than one type of battery chemistry.

Please refer to your manual to find out which rechargeable battery types the particular device supports or use our Battery Quick Finder Wizard to find all the compatible battery for your device. It will automatically list all of the battery types supported by the your specific device.

My new battery isn’t charging. Is it defective?

Usually NO. New batteries come in a discharged condition and must be fully charged before use. It is recommended that you fully charge and discharge the new battery two to four times to allow it to reach its maximum rated capacity.

It is generally recommend an overnight charge (approximately twelve hours). It is normal for a battery to become warm to the touch during charging and discharging.

When charging the battery for the first time, the device may indicate that charging is complete after just 10 or 15 minutes. This is a normal with rechargeable batteries. New batteries are hard for the device to charge; they have never been fully charged and not “broken in.” Sometimes the device’s charger will stop charging a new battery before it is fully charged. If this happens, remove the battery from the device and then reinsert it. The charge cycle should begin again. This may happen several times during the first battery charge. Don’t worry; it’s perfectly normal.

How can I maximize the performance of my battery?

There are several steps you can take to help you get maximum performance from your battery:

Prevent the Memory Effect - Keep the battery healthy by fully charging and then fully discharging it at least once every two to three weeks. Exceptions to the rule are Li-Ion batteries which do not suffer from the memory effect.

Keep the Batteries Clean - It’s a good idea to clean dirty battery contacts with a cotton swab and alcohol. This helps maintain a good connection between the battery and the portable device.

Exercise the Battery - Do not leave the battery dormant for long periods of time. We recommend using the battery at least once every two to three weeks. If a battery has not been used for a long period of time, perform the new battery break in procedure described above.

Battery Storage - If you don’t plan on using the battery for a month or more, store it in a clean, dry, cool place away from heat and metal objects. NiCad, NiMH and Li-Ion batteries will self-discharge during storage; remember to recharge the batteries before use.

Sealed Lead Acid - (SLA) batteries must be kept at full charge during storage. This is usually achieved by using special trickle chargers. If you do not have a trickle charger, do not attempt to store SLA batteries for more than three months.

What is “Memory Effect”?

What are volts and milliamp-hours (e.g. 6.0V - 1800mAH)?

Can I recycle my old battery? How?

Yes, we can assist in battery recycling. Please view the information that is provided under our “Battery Recycling” option.

How long will my new battery run?

What is a “smart” and “dumb” Battery?

Smart batteries have internal circuit boards with smart chips which allow them to communicate with the notebook and monitor battery performance, output voltage and temperature. Smart batteries will generally run 15% longer due to their increased efficiency and also give the computer much more accurate “fuel gauge” capabilities to determine how much battery running time is left before the next recharge is required.

8. How Are Batteries Rated? (What Are Volts and Amps?)

There are two ratings on every battery: volts and amp-hours (Ah). The Ah rating may also be given as milliamp-hours (mAh), which are one-thousandth of an amp-hour (for example, a 1Ah battery is 1000mAh). Amp-hours are a rating of the amount of energy that a battery can store. Another way of looking at it is to say that the higher a battery’s amp-hour rating is, the longer the battery’s run-time will be. Some of our batteries will have higher amp-hour ratings than the original battery found in your device and will not cause any incompatibilities. On the other hand, while the voltage of the Hi-Capacity battery may not be identical to the original battery, the voltages must be within a reasonable range. In order to rate the voltage of the cell, a voltage value between 3.0 and 4.2 must be picked. The voltage that is picked is called the “nominal” voltage, which means that it is for naming purposes only, whereas the actual voltage of the cell depends on the state of charge. Historically some manufacturers picked 3.6V while others picked 3.7V to name the cell. The functionality and performance of either cell is identical and cannot be differentiated by the device. The explanation above applies to a single Li-Ion cell in series. When a battery has two or more Li-Ion cells in series, the voltage is multiplied by the number of cells in series, as in the table below:

Number of Li-Ion cells in series

Nominal voltage

Type of device

1

3.6V or 3.7V Cell phones and Digital cameras

2

7.2V or 7.4V Digital cameras and camcorders

3

10.8V or 11.1V Laptops

4

14.4V or 14.8V Laptops

Thus,

A Li-Ion battery labeled 3.6V is the same as a Li-Ion battery labeled 3.7V.

A Li-Ion battery labeled 7.2V is the same as a Li-Ion battery labeled 7.4V.

A Li-Ion battery labeled 10.8V is the same as a Li-Ion battery labeled 11.1V.

A Li-Ion battery labeled 14.4V is the same as a Li-Ion battery labeled 14.8V.

9. How Long Do Batteries Last (What is the Life Span of My New Battery)?

The life of a rechargeable battery operating under normal conditions is generally between 500 to 800 charge-discharge cycles. This typically translates into one and a half to three years of battery life for the average user. As your rechargeable battery begins to die, you will notice a decline in the running time of the battery. When your two hour battery is only supplying you with an hour’s worth of use, it’s time for a new one..

Anmol Taneja
http://www.articlesbase.com/hardware-articles/battery-faqs-704407.html

Electric Radio controlled cars are among the most popular variety of RC cars in use nowadays. Most beginners also use electric RC cars for their first RC car kit. Operating an electric RC car is quite simple enough even for children. Thus, it is an ideal option for a beginner RC car enthusiast.

The many advantages of electric remote controlled cars make them the most appealing to everyone. These were initially manufactured as toys and went on to be accepted as adult hobby items. The following are some of the advantages of electric remote controlled cars:

1. Easy to use: As mentioned earlier, electric RC cars are simple to operate. Therefore, many parents buy these cars for their children as toys they can play with. There are no complicated procedures to ensure correct operation. The operation of Nitro RC cars is quite complicated. However, in case of Electric RC cars, all you need to do is install the batteries and your car is ready to go. This is very advantageous to the beginners as they are purchasing the very first car kit. Even if very few beginners go on to become serious hobbyists, the electric RC car introduces them to a world of fun racing RC cars.

2. Cheap: The reason for the popularity of electric remote controlled cars is that they are cheap to procure. They are generally toys that are pre-assembled or can be purchased as kits. They cost much less than Nitro RC cars. Economically speaking, these cars provide an affordable option to gas –powered cars.
Contrary to the common belief, gas powered cars do not run on gasoline. Fuel in nitro RC cars is a mixture of nitro methane and castor oil, so it needs to be bought at specialty shops. In case of electric RC cars, the only requirement of fuel is in the form of batteries. Apart from charging the batteries, there is no additional expense on fuel purchase.

3. Indoor Use: Another advantage of the electric RC car is that it can be safely used indoors. The unfavorable outdoor conditions do not matter to a RC car hobbyist, if he owns an electric RC car. There are two factors that differentiate between Electric remote control cars and Nitro RC cars and these are:
• Noise: The electric RC cars are ideal for use indoors as they run silently and do not make much noise. Nitro engines on the other hand use combustion and can be very noisy, therefore cannot be used indoors. If run indoors, the sound will reverberate off the walls in the enclosed space.
• Smoke: Electricity is a clean energy. Hence, there are no unwanted by-products of running the electric RC car. Nevertheless, due to limited charge these cannot be used for a long time and frequently need recharging. Comparatively, nitro engines run for a longer period of time.

Abhishek Agarwal
http://www.articlesbase.com/needlework-articles/electric-rc-cars-3-great-advantages-739793.html

Your camcorder can become useless if its battery has no power. Here are some tips on how to conserve <a href=”http://www.needbattery.com”> camcorder battery </a> power to make it last as long as possible. Always ensure to charge your camcorder battery as camcorder batteries can lose charge when they have been stored for a long period of time. Charge the camcorder in the night even if you stored the battery at full charge.
The LCD screen are extremely power hungry. Try to use the viewfinder instead of the LCD screen as LCD screen uses more than twice the battery power than your camcorders viewfinder. If you can, compose and frame your shots using the viewfinder that does not require as much power.
Another way to save the camcorder battery power is by not using electronic or optical image stabilization. If you do not use image stabilization, you will be forced to use good videotaping techniques, such as tripod.
When you turn your camcorder ON and OFF and zoom in and zoom out a lot of battery power can be used. If you zoom, and turn OFF your camcorder when you are going to stop recording for a while, you can save the battery power. To maximize the battery power, don’t use the zoom. Instead, physically stop the camcorder and walk closer to your image and start shooting again. Yet, if you have to zoom, do not zoom much. Get your shot and stay with it.
The camcorder light that is powered from your <a href=”http://www.needbattery.com”> camcorder battery </a> can consume more battery power. So it is better to use a camcorder light that is powered from its own power supply or battery. You can also save battery by rewinding or fast-forwarding your tapes to the desired location with your camcorder plugged to the AC power supply, before you leave your house.
Having an additional long life battery is the easiest way to ensure that you have enough battery power for important events. Also keep your original battery charged as a spare for emergency situations. If you have two camcorder batteries, you can constantly charge a battery with an additional external battery charger and can always have use of your camcorder with the other battery.
Watch the event you have just recorded afterwards. In this way you can save your camcorder battery power for recording more events.When using the camera, recording videos with the camcorder, or watching videos, keep an eye on the battery icon and charge it when necessary.
The capacity of the camcorder battery also varies with different brands. Some people prefer Original Manufacturer Equipment (OEM) battery because they feel safer with it. Other people would prefer to go with an aftermarket version, which are less expensive than the OEM battery and in most cases they have a higher capacity. So before you choose your camcorder battery do your research and make sure to buy the one that satisfies your needs and the one with more capacity.
Once the life of your camcorder battery has ended, you must dispose it properly. Don’t throw it in the garbage. Bury it or cremate it as they are not bio-degradable and they can explode in extreme heat conditions. You can also recycle them with the help of online sites or even local stores that accept batteries for recycling.

kevin moshayedi
http://www.articlesbase.com/business-articles/how-to-conserve-camcorder-battery-power-686610.html

I am wanting to get a battery backup system for my house at night time. The batteries will be recharged by solar panels during the day.

it depends on the region you want to install your system. check your sun hour, for example 4 or 5 hours per day. since you need 14hours x 4kW = 56 kWh per day.
let’s say 5 hours per day you have sun hour, so your system should store 14kW per hour. if you use 250watts panels, you need 45 panels and an inverter/charger in order to store the produced electricity into your batteries and convert the DC current to AC 110v 60Hz or 230v 50Hz in order to use it for your house.
For this amount of power, a normal car battery (100 Amp hour) you need 47 batteries, it’s better to get higher amp hour batteries. check the battery prices from the link below

Many manufacturers provided a laptop batteries calibration program, a Windows version and BIOS version, it is best to use these programs to correction,

Use the correct charger
Notebook computer power consumption is much larger than cell phones, power needs and at the same time the battery is running at full speed to meet the machine’s power supply requirements, various models of voltage, current, or even the interface is different, even the same interface, if the voltage and current lower than the nominal value of machinery, machine working at full speed when the battery may not be able to obtain sufficient charge current, which damage the battery is a great one. If the voltage and current much lower than the nominal value, or even find that simply can not boot to boot, or can not charge, please note the voltage and current machines must be in line with nominal value, with the plants of different products in general the same interface, but voltages and currents may be different, we must pay attention to this point! 

 

laptop battery does not use long-term preservation methods
Or whether it is full of??, they are actually incorrect, put long-term preservation of photoelectric batteries will lose their activity, even lead to the control circuit protection self-locking and can not re-use, full of power will bring about long-term preservation of the security problems, the most the preservation of the ideal way is to discharge to about 40% and then save, lithium batteries fear humid and high temperature, it should be placed in a cool dry place to preserve, but the temperature is not too low B, otherwise the capacity will be greatly reduced, about 20 degrees Celsius is an ideal Storage Temperature. 

laptop battery can not do so for their own batteries
The battery is a lot of people for such a deadly, manufacturers seem to expect someone to do so long ago, many brands of notebook battery design are self-locking function, once the batteries out of control circuit, the circuit enters a state of self-locking, Only the use of certain means in order to unlock, in this control circuit before will not work, that is equivalent to end-of-life batteries, notebook batteries batteries can not change the batteries, if you want to change batteries, please find a specialized battery maintenance companies to wield the sword.

 

VIII: charge can not charge to 100% of the treatment methods
Notebook batteries almost no chance of explosion, the largest is the issue of high fever caused by shells melt, but rarely lead to open flame, was released by a small number of incidents, the fact is that when the production technology of non-performing, in use led to a short circuit caused by, even if Most of this will be short-circuit the battery protection circuit in the circuit will not disconnect greater damage, unless it is in the protection of the circuit before the batteries short-circuit (notebook computer batteries should explosion is caused). It is the phone a lot of such things, in the final analysis or the quality of the battery problems, a large number of poor-quality mobile phone battery assembly, and notebook computers rarely have this kind of battery.

The reason why 99 percent to less than 100 percent after the charge is often because the battery control circuit of the records and the status of the battery itself, the deviation, the battery has not reached a record control circuit voltage, so power control circuit has been charging, in fact, battery has been replete with such problems can usually be resolved through the correction, but even if there is no correction, because the majority of charging circuit will be a long time can not be filled automatically disconnected after, or even smart record automatically refresh the current 99 percent to 100 %, even the fool has been non-stop design, but also because of the current very small at this time and will not cause injury.

The current laptop batteries are basically temperature detection circuit, when the battery temperature is too high, control circuit most mandatory disconnect the battery to prevent further temperature rise, so this kind of charge to the explosion in notebook computer batteries that occurred no less chance of the first prize in the lottery.

johnxuster
http://www.articlesbase.com/laptops-articles/correct-laptop-battery-maintenance-714716.html