Battery type: NiMH Capacity: 2000 mAh Voltage: 2.4 V Energy: 4.8 Wh Number of cells: 2 Dimensions (L x W x H): 4.3 x 2.8 x 1.5 cm Weight: 41 g Compatible with the following device models: Philips Philishave HQ8870 Philips Philishave HQ8850 Philips Philishave HQ8865 Philips Philishave HQ8835 Philips Philishave HQ8845 To ensure compatibility, please check to see whether the battery you are currently using is listed below. Replacement for: 138 10609 .