40 Amp Battery Charger

40 Amp Battery Charger. 110 Amp Engine Start. 120 PSI Air Compressor. True 3-stage High Frequency charging. Charge, Quick Start Timer, Battery Test & Recondition. LCD Digital Display. Rubber over molded handle. Conformal coated for moisture protection. Heavy duty metal battery clamps. Storage. Reverse Polarity Protection. UL listed for safety