Battery type: Li-Ion - no memory-effect Capacity: 680 mAh Voltage: 3.6 V Energy: 2.45 Wh Number of cells: 1 Dimensions (L x W x H): 5.6 x 1.4 x 1.4 cm Weight: 19 g Compatible with the following device models: Panasonic ER-HGP62 Panasonic ER-GP81 Panasonic ER-GP80 Panasonic ER-HGP82 Panasonic ER-HGP80 To ensure compatibility, please check to see whether the battery you are currently using is listed below.