Battery type: NiMH Capacity: 800 mAh Voltage: 2.4 V Energy: 1.92 Wh Number of cells: 2 Weight: 30 g Compatible with the following device models: Philips SJB4191 Philips SJB4191/17 To ensure compatibility, please check to see whether the battery you are currently using is listed below. Replacement for: CPH-508 BBTG0658001 BT-1009 HHR-P105 HHR-P105A/1B TYPE 31 86420 .