Peak PKC0BW 2/15/100-Amp Linear Charger with Engine Starter Engine start assist setting to help jump start vehicles Automatically taper charges, stops charging when battery is fully charged, and checks for correct polarity (requires a minimum of 1.5 volts DC at the battery terminals) Heavy-duty transformer and rectifier for dependability, built-In circuit protection guards against short circuits Heavy duty cables and steel nickel plated clamps are corrosion resistant for better connections and rugged steel case with baked-on finish, plus a sturdy handle Connect to side or top mount battery terminals