Battery Type: Li-ion Polymer battery
Capacity: 1800mAh
Nominal Voltage: 3.7V
Pack Dimension: 52.00 x 31.00 x 13.00 mm
Weight: 25g
Working Temperature: Less than 60?(140?)
Compatible Models: SportDO G TEK 2.0 GPS Collar, TEK-2L and TEK-V2LT Dog Collar