Smart Power 11.1V 4400mAh Li-ion 55Y2019, L08S6D12 Battery for Lenovo IdeaPad U330 IdeaPad U330 20001 IdeaPad U330 2267 IdeaPad U330A IdeaPad V350 Battery Type: Li-ion Voltage: 11.10V Capacity:4400mAh Dimension: 207.00 x 60.10 x 20.45 mm Weight: 456.44 g Product Type: Replacement Battery Condition: 1 year warranty