This is a handy 140 watt car inverter from the reliable manufacturer DEWALT. The inverter converts your car's 12-volt current into 120-volt alternating current, just like at home from an outlet. It allows you to plug in various electrical appliances in your car and charge your appliances. It has a standard 120-volt outlet for plugging in appliances, as well as two 3.1 amp USB ports for charging smartphones and tablets. The inverter is virtually silent. It also has an illuminated power button and an operation indicator light. It is ideal for use on trips and business trips, it will allow you to charge appliances, power up your laptop and other useful things on the go.