Super-Capacity Li-ion Battery For Acer Aspire 5520 5720 5920 6920 6920G 7520 7720 7720G 7720Z series replace for AS07B31 AS07B41 AS07B42 AS07B72 CONIS72 series Ac Laptop Notebook Main Battery [ 4400mAh 6 Cells]

this 8-cell acer replacement battery is rated at 5,200 milliamp hours and will give you about two to three hours of runtime depending on your energy use the mah or milliamp hour rating indicates how long the battery will run on a charge so the higher the mah number the longer the battery will run all of our batteries are brand new with Samsung Power Cells a Texas Instruments computer chip and they're never used or refurbished Samsung offers the highest quality power cells on the market that meet or exceed the quality of the brand name batteries all batteries from laptop battery Express come with a 30 day money back gaurantee and a full 12 month warranty with the service life of about two to four years if you're finding less expensive batteries on line please be aware that it is because they use cheap quality power cells inside the cartridge that can easily wear out in six months even if