Compatible Laptop Models: 

IBM: ThinkPad R50, ThinkPad R50E, ThinkPad R50P, ThinkPad R51, ThinkPad R51e, ThinkPad R52 Series, ThinkPad T40-2373, ThinkPad T40-2374, ThinkPad T40P, ThinkPad T40 Series, ThinkPad T41P, ThinkPad T41 Series, ThinkPad T42P, ThinkPad T43-1871, ThinkPad T43-1876, ThinkPad T43-2668, ThinkPad T43P, ThinkPad T43P-2668, ThinkPad T43 Series.

Compatible Part Numbers: 

IBM: 08K8194, 92P1010, 92P1011, 92P1013, 92P1060, 92P1061, 92P1071, 92P1075, 92P1087, 92P1089, 92P1091, 92P1101, 92P1102, 93P5002, 93P5003, ASM 08K8192, ASM 08K8196, ASM 08K8197, ASM 08K8198, ASM 08K8199, ASM 92P1076, FRU 08K8198, FRU 08K8201, FRU 08K8214, FRU 92P1069, FRU 92P1073, FRU 92P1077, 08K8190, FRU 08K8193, FRU 08K8195.

If the battery is still not charging fully/being recognized, here is the steps to try: 
1.Turn off the laptop. 
2.Unplug AC power. 
3.Remove the battery. 
4.Replace AC power. 
5.Turn on laptop,allow OS to boot. 
6.Once logged in to the machine,perform a normal shut down. 
7.Unplug AC power. 
8.Replace battery 
9.Turn on laptop,allow OS to boot.

100% New from Manufacturer. Up to 500 recharge cycles over the life of the battery. CE/Rohs/FCC-Certified for safety.

Return Policy
1. Warranty and Guarantee terms start from purchase date.We have 1- year warranty.
2. If you received an incorrect, damaged, defective, or item not as described, pls contact us Via Email for a partial/full refund or replacement.