Battery type: Li-Ion - no memory-effect Capacity: 900 mAh Voltage: 3.7 V Energy: 3.33 Wh Number of cells: 1 Dimensions (L x W x H): 4.8 x 3.4 x 0.4 cm Weight: 16 g Compatible with the following device models: Garmin Camper 660 LMT-D To ensure compatibility, please check to see whether the battery you are currently using is listed below.