Revive your Acer laptop battery life with a brand new Acer AC14B8K battery. This Acer AC14B8K battery is compatible with the Acer Aspire R3-131T Series and the R7-371T models. If your laptop model begins with this sequence of numbers in the model number, this is your battery. It is also compatible with the Acer AC14B8K battery part number. The part number may also be confused with "AC14138K" where the "13" and "B" look similar in the part number.

This AC14B8K battery is rated 15.2 Volts and will typically last 4 hours on a full charge. Even longer battery life can achieved by dimming your screen and closing unused programs.

This Acer AC14B8K battery uses the highest quality lithium-ion cells from Samsung and battery components from Texas Instruments. Each battery is individually tested before shipment and backed by 30 day complete satisfaction guarantee and a 2 Year warranty.

You can expect about 2 - 4 hours of run time with this AC14B8K battery when new. Even longer run time can be achieved by minimizing your screen brightness and energy use.