1500W continuous power AC 55A surge power AC 75A charger output DC 14"L x 11.50"W x 7.75"H 45 lbs weight single AC input connection Modified sine wave AC runs most equipment single AC output connection 24 month warranty approved to the UL 458 regulatory standard Three stage battery charger recharges batteries quickly while providing optimal output for Flooded gel or AGM battery types. Programmable front panel and LED indicators. Built-in 30 amp transfer switch automatically transfers between inverter power and incoming AC power.