Smart Power 10.8V 4400mAh Li-ion Battery for Lenovo 3000 F50 3000 F50A, 3000 Y400 3000 Y400 9454, 3000 Y410 3000 Y410 7757 3000 Y410a 3000 Y410a 7757 Compatible Original Battery Part Numbers: 	121TO010C, 121TS040C, 43R1955, BATHGT31L6, BATIGT30L6 Battery Type: Li-ion ///Voltage: 10.80V/// Capacity: 4400mAh// Color: Black//Dimension: 206.36 x 45.08 x 34.17 mm///Weight: 464.94 g Product Type: Replacement Battery (Brand New) ///Condition: New, 1 year warranty!