PowerSmart 14.4V 2200mAh Lithium-ion Battery for IBM LENOVO Think Pad R61 T61 T61p T61u R61i T400 R400 Series Laptop Battery 41U3196, ASM 42T5226, ASM 42T5228, FRU 42T4552, FRU 42T4667, FRU 42T4668, FRU 42T5225, FRU 42T5227