11.10V,2200mAh,Li-ion, Replacement UMPC, NetBook & MID Battery for LENOVO IdeaPad S10-2, IdeaPad S10-2 20027, IdeaPad S10-2 2957, Compatible Part Numbers: 55Y2099, 57Y6276, L09C3B11, L09C6Y11, L09C6Y12, L09M3B11, L09S3B11 Voltage: 11.10V ///Capacity: 2200mAh Battery Type: Li-ion///Color: White Dimension: 204.40 x 29.55 x 22.80 mm///Weight: 350.15 g