The Cornwell Turbo Charger Plus, No. ASDESS6007BCW, is a 45 amp / 130 amp boost wheel charger and power supply with a dead battery override control, for all 12V standard automotive, deep-cycle, AGM and gel cell batteries. This charger features a program for deep discharge recovery for flooded batteries, Electrical Stability System (ESS) technology that turns this tool into a stable power supply for extended service procedures or re-flashes, and patented diagnostics indicate weak or defective batteries. The three-LED display indicates charge status on an analog meter. It is safe to use in any weather conditions and it is made in the U.S.A.