EGIS 12V Dual Battery Charger Manager Marine Accessory - Maximum Current - Continuous: 160 Amps DC Intermittent: 240 Amps DC (5 Minutes) Maximum Current - Continuous: 160 Amps DC Intermittent: 240 Amps DC (5 Minutes) Operating Specifications Voltage: 12 Vdc Nominal (8 - 18 Vdc) Temperature: -40 to 55 Deg C Time Delay Options - 5 Sec through 16 hours via Dip Switches Product Warranty - 4 Years from date of manufacturer