Anodized aluminum case provides durability; LED display shows input & output wattages; Built-in cooling fan; Internal spade-type fuses; 12V input; Four 3-prong 120V AC outlets; Overload indicator; Power on/off switch; CE approved; RoHS compliant; Optimum efficiency up to 90%; Input voltage range 10V DC-15V DC; Overvoltage shutdown over 15V DC; Undervoltage shutdown under 10V DC; Audible low-voltage alarm; Overload shutdown; Thermal shutdown; Short circuit shutdown; 3,500W continuous power; 7,000W max; 4 outlets; No-load draw