Then, You'll link the charger's favourable clamp towards the battery's good terminal and the charger's detrimental clamp for the battery's damaging terminal. Commonly, the charger's favourable clamp might be purple and the adverse clamp is going to be black. A quality charger can increase auto battery lifestyle if utilized thoroughly. https://hukums.com/products/xtra-power-180-mm-angle-grinder-2050-w-8300-rpm-xpt-400