You can expect about 3-5 hours of run time with this computer battery when new, depending on your energy use.

This battery replaces the Asus A31-B43 series laptop batteries and a host more which are listed at the extreme bottom of this web page including the A32-N61 A32-X64 A32-H36 A33-M50 family of laptops as well as many more. The battery part number printed on the battery label is so tiny, you will need a magnifying glass to see the battery part number. If your model matches the listing of Asus machines at the extreme bottom of this web site, this is the correct battery for your Asus computer.