Vector 500 Watt Power Inverter, Pi500V, Dual Power Inverter, Two Usb Charging The ideal solution for power when and where you need it. The VECTOR 500 Watt Power Inverter PI500V gives you both freedom and function. Choose to get 500 watts of power by connecting directly to your vehicle's battery with the terminal posts and battery clamps for tailgating, camping and other times when you need more power. Or, use the 12V DC plug in your vehicle's accessory plug outlet for 120 watts of power right inside your car. You can keep your laptops, phones, gaming devices and more powered up with the PI500V's two USB ports. This inverter has safety features including short circuit, overload, ground fault, high and low voltage protection as well as a thermal fan to keep the unit running cool. You can put your confidence in VECTOR because we have been delivering quality products for over 25 years. POWER INVERTER - 500 watts of household power via battery clamps or 120 watts with the 12V DC plug EASY CONNECT TERMINAL POSTS - Connect directly to your vehicle's battery via the terminal posts with battery clamps for tailgating, camping and other times when you need more power DUAL POWER - Dual AC outlets and two USB ports to power multiple items at the same time SAFE POWER OPERATION - Safety features include short circuit, overload, ground fault, high and low voltage protection COOLING FAN - Thermal protection shuts unit down if operating temperature gets too high LED INDICATOR - Lets you know that the unit is turned on and charging DURABLE - Ruggedly constructed with an impact-resistant polymer housing for durability you can count on 25 YEARS IN BUSINESS - You can put your confidence in VECTOR because we have been delivering quality products for over 25 years COVERAGE - 1 year warranty for peace of mind