Warranty 1 Year Voltage 11.1V Battery Type Internal Cells 3 Cell Cell Type Li-polymer Battery Capacity 4500mAh Watt-Hour 49.95Wh Compatible with Aspire M3-481?ASPIRE M3-580,Aspire M3-580G,Aspire M3-581G,Aspire M3-581PT,Aspire M3-581T,Aspire M5-481,Aspire M5-481G,Aspire M5-481PT,Aspire M5-481T?Aspire M5-581G, Aspire M5-581T,Aspire M5-581TG?Iconia Tab W700?TRAVELMATE P645-MG,TravelMate P645M, TravelMate P645MG,TravelMate P645S,TravelMate P645SG,TravelMate P645V,TravelMate P645VG, TravelMate P648-G2-M?TravelMate P648-G3-M?TravelMate P648-M?TravelMate P658-G2? TravelMate P658-M?TravelMate X483-6691,TravelMate X483G