Brand: Garmin Part No: 010-10806-30, 010-11828-03, 361-00029-02 Fit Model: Alpha, Alpha 100, Alpha GPS Pig Hunting Dog Trac, DC50, DC50 Dog Tracking Collar, GAA002, GAA003, GAA004, T5, T5 GPS Dog Tracking Collar, T5 GPS Pig Hunting Dog Trackin, T5 GPS Standard Dog Tracking C, TT 10 dog tracking, TT 10 training device, TT10, TT10 Dog Device, TT10 GPS Dog Tracking Collar, TT15, TT15 GPS Dog Tracking Collar Volts:3.7 Type:Li-ion Capacity: 3400mAh / 12.58Wh Color: Black; Dimension:66.20 x 20.60 x 18.50 mm; GrossWeight: 117 NetWeight: 47.0