This can replace the following Part Numbers:

BTP-58A1, BT.00803.004, BT.T3007.003, 909-2420, LC.BTP01.003, 91.49V28.001, BT.T3004.001, BT.T3007.001, BTP-59A1, BTP-60A1, BTP-84A1, BTP-85A1, LC.BTP03.002,

This is also compatible with the following models:

ACER
TravelMate 2003LC, TravelMate 242XM, Aspire 1622, TravelMate 2003LCe, TravelMate 243LC, Aspire 1622LC, TravelMate 2003LM, TravelMate 243LCH, Aspire 1622LM, TravelMate 240 Series, TravelMate 2003LMe, TravelMate 243X, Aspire 1622LMi, TravelMate 250 Series, TravelMate 242LC, TravelMate 243XH, Aspire 1622WLM, TravelMate 2000 Series, TravelMate 242LCi, TravelMate 243Xi, Aspire 1622WLMi, TravelMate 2500 Series, TravelMate 242LM, TravelMate 244LCi, Aspire 1623, Aspire 1610 Series, TravelMate 242LMi, TravelMate 244LC-XPP, Aspire 1623LM, TravelMate 242FX (MS2138), TravelMate 242X, Acer TravelMate 242FX(MS2138) Series, Aspire 1623LMi, TravelMate 242XC, TravelMate 250LC, Aspire 1624, TravelMate 242XM, TravelMate 250LCi, Aspire 1624LM, TravelMate 243LC, TravelMate 250PE, Aspire 1624LMi, TravelMate 243LCH, TravelMate 250PEXC, Aspire 1624WLM, Aspire 1363WLM, TravelMate 243X, TravelMate 252ELC, Aspire 1660WLMi, Aspire 1363WLMi, TravelMate 243XH, TravelMate 252ELCi, Aspire 1661, Aspire 1360LC, TravelMate 243Xi, TravelMate 254ELCi, Aspire 1362, TravelMate 244LCi, TravelMate 2001, TravelMate 2504, Aspire 1362LC, TravelMate 244LC-XPP, TravelMate 2001FX, TravelMate 2504LC, Aspire 1362LCi, TravelMate 2500LC, TravelMate 2001LC, Aspire 1661LM, TravelMate 250LC, TravelMate 250LCi, Aspire 1362LM, TravelMate 2501, TravelMate 2001LCe, Aspire 1661LMi, TravelMate 250PE, Aspire 1362LMi, TravelMate 2501LC, TravelMate 2001LCi, Aspire 1661WLC, Aspire 1661WLCi, TravelMate 250PEXC, Aspire 1362WLC, TravelMate 2501LCi, TravelMate 2001LM, Aspire 1661WLM, TravelMate 252ELC, Aspire 1362WLCi, TravelMate 2501LM, TravelMate 2001LMe, Aspire 1661WLMi, TravelMate 252ELCi, Aspire 1362WLM, TravelMate 2501LMi, TravelMate 2001XC, Aspire 1662, TravelMate 254ELCi, Aspire 1362WLMi, TravelMate 2501XC, TravelMate 2003, Aspire 1662LC, Aspire1363, Aspire 1363, TravelMate 2502, TravelMate 2003LC, Aspire 1662LM, Aspire 1363LC, TravelMate 2502LC, TravelMate 2003LCe, Aspire 1662LMi, Aspire 1363LCi, TravelMate 2502LCi, TravelMate 2003LM, Aspire 1662WLM, Aspire 1363LMi, TravelMate 2502LM, TravelMate 2003LMe, Aspire 1662WLMi, Aspire 1365, TravelMate 2502LMi, Aspire 1663, Aspire 1365LCi, TravelMate 2503, Aspire 1663LM, Aspire 1365LMi, Aspire 1663LMi, Aspire 1520LMi, TravelMate 2500, Aspire 1663WLM, Aspire 1521, TravelMate 2500LC, Aspire 1663WLMi, Aspire 1362WLCi, Aspire 1521LCi, TravelMate 2501, Aspire 1664, Aspire 1362WLMi, Aspire 1521LMi, TravelMate 2501LC, Aspire 1664LM, Aspire1363WLCi, Aspire 1522, TravelMate 2501LCi, Aspire 1664LMi, Aspire 1363WLMi, Aspire 1522LC, TravelMate 2501LM, Aspire 1664WLCi, Aspire 1360, Aspire 1522LMi, TravelMate 2501LMi, Aspire 1664WLM, Aspire 1522WLMi, Aspire 1522WLM, TravelMate 2501XC, Aspire 1664WLMi, Aspire 1523WLMi, Aspire 1522WLMi, TravelMate 2502, Aspire 3010 Series, Aspire 1524WLMi, Aspire 1523, TravelMate 2502LC, TravelMate 2502LCi, Aspire 5010 Series, Aspire 1520, Aspire 1523LMi, TravelMate 2502LM, Aspire 5012LMi, Aspire 1622WLMi, Aspire 1523WLM, TravelMate 2502LMi, Aspire 5012WLMi, Aspire 1660WLMi, Aspire 1523WLMi, TravelMate 2503, Aspire 5014LMi, Aspire 1661WLCi, Aspire 1524, TravelMate 2504, Aspire 5014WLMi, Aspire 1661WLMi, Aspire 1524LMi, TravelMate 2504LC, WLCiExtensa 2000 Series, Aspire 1662WLMi, Aspire 1524WLM, Extensa 2500 Series, Aspire 1663WLMi, Aspire 1524WLMi, Extensa 2001LC, Aspire 1664WLCi, Aspire 1610LM, Extensa 2001LM, Aspire 1664WLMi, Aspire 1612, Extensa 2501FLC, Aspire 1660, Aspire 1612LM, Extensa 2501LC, Acer Aspire 3010 Series, Aspire 1612LMi, Extensa 2501LM, Aspire 5012WLMi, Aspire 1613, Extensa 2000, Aspire 5014WLMi, Aspire 1613LC, TravelMate 2001, Extensa 2500, Aspire 1613LM, TravelMate 2001FX, Extensa 2501FLC, Aspire 1613LMi, TravelMate 2001LC, TravelMate 242FX (MS2138), Aspire 1620, TravelMate 2001LCe, TravelMate 242LC, Aspire 1620LC, TravelMate 2001LCi, TravelMate 242LCi, Aspire 1620LMi, TravelMate 2001LM, TravelMate 242LM, Aspire 1621, TravelMate 2001LMe, TravelMate 242LMi, Aspire 1621LC, TravelMate 2001XC, TravelMate 242X, Aspire 1621LM, TravelMate 2003, TravelMate 242XC, Aspire 1621LMi,