Replacement Laptop Battery for ACER BT.T5003.002 BT.T5005.002 BT.T5007.002 BTP-AS1681 BT.T5003.001 This is also compatible with the following models of ACER : [ Aspire 3510 TravelMate 4070 Aspire 1690-II TravelMate 4600-II TravelMate 2300 TravelMate 2305LCi TravelMate 2313NWLM TravelMate 4004 ] Li-ion, 211.40x70.60x22.30mm, 4400mAh, 14.8V