-Power inverter is a kind of product that changes the DC electricity to AC electricity and then offers power to small electrical equipment and digital products -It has been widely used in cars, steamboats, mobile offices, post and telecommunications, public security, emergency, and so on -This power inverter adopted the international lead circuit design, with the advantage of small size, light, stability, and high conversion efficiency. -It owns five protection functions such as; input low voltage protection. over-temperature protection, output short circuit protection. -These 5 functions can protect the electric equipment and the circuit of the car. Features; -It is safe to use -It is easy to use -It is portable Specifications; -AC output; 110V/60Hz or 220V/50Hz -Protection functions; Overheat, over-voltage, under-voltage, overload, over current, short circuit -Conversion efficiency up to 90% -Low interference technology -Soft-start function -Watts; 500W -Voltage; 12V -Package weight; 700g -Package dimensions; l=24.5cm x h=6.5cm x w=12cm What's in the box 1 X 12V Low Interference Technology 500W Power Inverter