Specification: 1) Battery type: Li-ion 2) Capacity: 4,400MAH 3) Voltage: 10.8V 4) Weight: 308g 5) Color: Black 6) Replacement For: IBM 08K8192 08K8193 08K8195 08K8214 92P1011 92P1060 92P1071 92P1075 92P1087 92P1089 92P1091 92P1101 ASM 08K8192 FRU 08K8193 FRU 08K8214 7) Fit Machine Models: IBM Thinkpad R50e Thinkpad R50p THINKPAD R50 SERIES Thinkpad R51 Thinkpad R52 THINKPAD T40 SERIES Thinkpad T41 Thinkpad T41p THINKPAD T42 THINKPAD T43