Battery type: NiMH Capacity: 1500 mAh Voltage: 2.4 V Energy: 3.6 Wh Number of cells: 2 Dimensions (L x W x H): 5.1 x 2.9 x 1.5 cm Weight: 53 g Compatible with the following device models: Yokogawa CS-1000 Yokogawa CS-3000 Yokogawa S9129FA To ensure compatibility, please check to see whether the battery you are currently using is listed below. Replacement for: Yokogawa HHR-11F2A1, HHR-11F2G2 .