The system produces 4,000 watts ac output capable of powering iron, blenders, microwave, cutting machine, inverter based welding machine, sound system, tv, all lamps, fans, etc. it has inbuilt 100ah battery capacity, 16watts led lamp, a socket with double usb to charge phones and other devices. it can be charged with ECG, solar, cars, windmill or any external power which can charge 12v devices. against, this system can be used to jumpstart a car or truck incase battery of your car runs out. this power system is suitable for homes, offices, site works by glass workers, welders, carpenters, etc. 1 year warranty.