The highest performance fleet charger on the market, this unit features a boost rating 600 of amps. Charges a wide range of batteries including 6, 12, 18 and 24 volt. A heavy duty transformer, patented "Sub-Sil" multidiode rectifiers, longer AC cord and the DC leads are all standard for maximum performance. The unit also features automatic reset AC and DC circuit breakers, 500 amp, fully insulated, Flexi-Spring clamps, patented stop/go light, heavy-duty chrome plated handle, and rugged 7 inch wheels. UL and CSA listed for indoor and outdoor use, and safe in any weather. Five year limited warranty. Made in the USA.