Battery type: Li-Ion - no memory-effect Capacity: 4400 mAh Voltage: 11.1 V Energy: 48.84 Wh Colour: black Number of cells: 3 Weight: 312 g Compatible with the following device models: Dell Vostro 15-3546D-1528B Dell Vostro 15-3546D-1628B To ensure compatibility, please check to see whether the battery you are currently using is listed below.