AL12B31 AL12B32 AL12X32 AL12A31 Al12B72 Al12B72. Aspire One 725 756 Series. Acer Aspire V5-121 V5-131 V5-17 Series. Acer TravelMate B113 B113M B113-M Series. Remove the old battery, carefully install the new battery on the battery box, tighten the screws, and then connect the wires of the new battery.
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