Fully Automatic Intelligent Battery Chargers/Maintainer; • Properly charges all battery types; • Soft Start Mode for severely depleted batteries; • Reconditions lightly sulfated batteries; • Temperature compensation; • Reverse polarity protection; • 1 year limited warranty; • Voltage Setting: 12V; • 12 Volt Charging Amps: 20/10/2A; • Engine StartMethod: Timed StartingProcess; • Cable: 72" / 12 AWG