Acer Travelmate Battery. Works with Travelmate C100, C102, C104, C110, C111 series notebooks. Compatible part numbers: BT.T2703.001, 91.48R28.001, 6M.48RBT.001, BTP-42C1. 14.8 Volts 1800 mAH. AR-C100L CL4201U.380.

Use the BTP-42C1 battery for those long trips on the road or in the sky. The BTP-42C1 battery provides hours of mobile computing productivity.

Don't be fooled by cheap, refurbished Acer laptop batteries. These batteries are usually pulled from used Acer laptops and do not have the full number of charge-discharge cycles.

Buy this high quality BTP-42C1 Acer laptop battery and receive a full 1 year warranty and 30 days money back if you are not satisfied with your purchase.