Then, You'll join the charger's constructive clamp on the battery's good terminal and also the charger's unfavorable clamp into the battery's unfavorable terminal. Typically, the charger's favourable clamp might be red and the adverse clamp is going to be black. While all you'll want to do is disconnect the battery https://hukums.com/products/elephant-air-impact-wrench-1-short-anvil-iw-04s