Features 1.Jump starter cable is exclusively designed for seamless compatibility with Milwaukee 18V Li-ion batteries. It's a breeze to use—simply align the power adapter into the groove, push the converter, and ensure it's locked onto the battery. (Battery not included) 2.adapter is crafted from tough ABS plastic, built to withstand the rigors of frequent use. The adapter itself is forged from pure cooper, enhancing both electrical conductivity and safety measures. The non-conducting rubber and dual-grip design ensure superior contact and secure tension. 3.Wire cable: 8AWG, Length: 6.39feet（Wire harness length: 5.9ft） how to use: 1.Connect the red battery clip of the jumper cable to the positive pole (+) of the vehicle and the black to the negative pole (-).