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 HQ6865 Philips Philishave HQ6879 Philips Philishave HQ6870 Philips Philishave HQ6871 Philips Philishave HQ6868 To ensure compatibility, please check to see whether the battery you are currently using is listed below. Replacement for: 138 10609 .