Ctek (56-958) Mus 4.3 Polar 12 Volt Fully Automatic Extreme Climate 8 Step Battery Charger

Specially developed for use in extreme cold conditions featuring AC and DC cables adapted to handle severe cold temperatures | Fully automatic 8 step patented program tests battery condition and revives, charges and maintains to ensure maximum battery life and performance | No sparks, short-circuit proof and reverse polarity protected makes it safe for all the vehicles electronics and easy to use | Water and dust resistant means it is safe to use in all climate situations | Numerous accessories simplifies using the same charger for multiple battery applications