Hitech - 3.6V Battery for Streamlight Stinger 75175, 75300, 75301 Flashlights Replaces Stinger 3.6V flashlight battery # 75175 and Pelican 7050,7059, Black Knight M9 Pack made of three Sub-C-size batteries 3.6 Volts, Ni-Cd (Nickel-Cadmium) 24.00mm Diameter x 133mm Length 1800mAh capacity