SPECS: Length: 3.9" (100mm) Width: 2.2" (55mm) Height: 0.67" (17mm) Lead Wire Size: 22 AWG Lead Wire Length: 4" (102mm) Charge Rate: 3 Amps (1C) Max Volts Per Cell: 4.2V Max Pack Voltage: 12.6V Min. Discharge Volts: 9.0V