Then, you'll connect the charger's constructive clamp for the battery's beneficial terminal and the charger's negative clamp on the battery's unfavorable terminal. Commonly, the charger's constructive clamp will probably be purple plus the unfavorable clamp are going to be black. The Noco Genius capabilities extra just like a household EV https://hukums.com/products/groz-rechargeable-grease-gun-with-3-times-more-power