Acer 60.45B04.001 Battery 9.6 V 4000 mah Li-Ion,

Acer 60.45B04.001, 91.45B28.001, BTP-1731, BTP-1831

IBM 02K6524, 02K6525, 02K6526
Suitable for use with Model No. Acer - Extensa Models: 500DX, 500T, 501DX, 501T, 501T-64, 502DX, 502T, 503T, 505, 507, 508, TravelMate Models: 505DX, 506DX, 506T, 5070DX, 507T, 508T

IBM Thinkpad Models: TP1400i, TP1411, TP1416, TP1417, TP1418, TP1434, TP1435, TP1450, TP1451, TP1454, TP1512, TP1522
Original Brand     Acer, IBM
LCB57