100% compatible laptop battery for LENOVO X220
Technical Specifications:
Capacity : 4400mAh                                   Voltage : 11.1V          
42T4861                      42T4862                      42T4863                        42T4865
42T4866                      42T4867                      42T4873                        42T4875
42T4876                      42T4901                       42T4902                       42Y4864
0A36281                      0A36282                       0A36283
1, High quality 100%OEM Compatible, made by A grade cell or other cell for your choose, e.g. Panasonic cell / Sanyo cell / Samsung cell;
2, Certification: CE/FCC/RoHS/ SGS;
3, Professional laptop battery manufacture for years;
4, Powerful R&D team, best technical support & after sell service;
5, Advanced power management chip, high-intensity fire produced eco-friendly materials battery shell;
6, Factory directly offer, competitive price;