Enter your email address for future coupon code and promotions and deals.



BizRate Customer Certified (GOLD) Site - TopOneShop Reviews at Bizrate

ecommerce provided by Yahoo! Small Business
Home > Laptop Batteries > Acer Laptop Batteries > ACER Laptop Battery

ACER Laptop Battery

Acer Laptop Battery AS07B42 for Acer Aspire 5520 5720
Acer Laptop Battery AS07B42 for Acer Aspire 5520 5720
Regular price: $129.95
Sale price: $46.15, 2/$87.00, 3/$128.00
Welcome To Top One Shop

Acer Laptop Battery

Brand new replacement batteries for Acer laptop

Acer laptop battery in toponeshop.com has passed the authentication of CE, ISO 9001/9002, UL and ROHS. Designed by Grade A lithium-ion cells, Acer laptop batteries can compatible to certain Acer laptop models. As a professional merchant on the Internet, Top One Shop provides one full year warranty instead of any refurbished ones.

Our Acer laptop batteries are specifically designed for your Acer laptop models. To fit models and part numbers, you can select the correct Acer Aspire laptop battery of reasonable price and internal capacity according to specification description and compatible models list. In addition, we also provide related Acer laptop AC/DC adapters and chargers for your laptops.

From now on, the first step is to search for your Acer model and click the right Acer laptop battery as above.

Learn about your real demands

We strive to make you laptop battery purchases easy. Since we understand that finding the right batteries for your needs can be overwhelming and confusing at times we developed a laptop battery finder tool to help find the right size for the make and model of your equipment. We also offer educational articles and tips to help you conserve your batteries and understand common problems. By us providing education you are able to make the right purchasing decisions as well as provide proper care for all of your electronics.

Acer Laptop Battery Tips

How to maintain my Acer laptop battery?

The following operations are necessary to improve the performance of Acer Aspire laptop battery.

Activation regularly - By fully charging and then discharging at least once a week, the batteries can keep healthy.

Clean Acer laptop batteries - It's reasonable to prevent them from dust with a cotton swab and alcohol, which is helpful to maintain a good connection between the battery and the portable device.

Storage - We recommend to use the battery at least once every two or three weeks. If you have to leave it for a long period, please keep some power energy inside and store in a cool and dry place.

How about standby time of Acer laptop battery?

Acer laptop batteries have two main ratings: Volts and Amperes. Because of limited size and weight, Acer Aspire laptop battery won't be so powerful as those larger car batteries. We have shown the rating figures with Volts and Milliamperes in each page of products. When persuing for a replacement, please select batteries with suitable Milliamperes (or mAh) which is relevant to Watt-Hours found by multiplying the Volts and the Amperes together.

For example

14.4 Volts, 4000mAh (Note: 4000mAh is equal to 4.0 Amperes).

14.4 x 4.0 = 57.60 Watt-Hours

Watt-Hours signifies the power energy needed output wattage for one hour. Obviously, this Acer laptop battery can produce 57.60 watts for each hour. Meanwhile, if your laptop runs at 20.50 watts, as is examplified, this Acer laptop battery could power your laptop for 2.8 hours.

Are there restrictions when taking lithium-ion batteries on planes?

Since January 1, 2008, the Department of Transportation (DOT) would never allow any lithium battery in checked baggage. That is to say, these Li-ion Acer laptop batteries should be packed in carry-on baggages.

What's the difference of Li-ion Acer Aspire laptop battery from NiMH ones?

Most Acer laptop batteries in toponeshop.com are made by Li-ion cells which are fundamentally different from other Ni-Cd and Ni-Mh batteries. As a rechargable device, Acer Aspire laptop battery can support Acer laptop models with stable output voltage and current without memory effect. From the specifications, you can figure out that capacity is much larger than before thanks to lithium-ions features while the actual charge rate can be calculated.

ACER Laptop Battery