Battery type: Li-Ion - no memory-effect Capacity: 4400 mAh Voltage: 10.8 V Energy: 47.52 Wh Colour: black Number of cells: 3 Weight: 294 g Compatible with the following device models: Toshiba Satellite R830-13C Toshiba Satellite R830-11C Toshiba Satellite R830 Toshiba Satellite R830-10C To ensure compatibility, please check to see whether the battery you are currently using is listed below.