Feature: 1. Useful Inverter: This power inverter with a AC socket and a USB port can convert DC into AC 220V output to provide stable 3000W sine wave power. 2. Fine Protection: Designed to have overcurrent protection, overload protection, over temperature protection, short circuit protection and so on. 3. Wide in Utility: Very suitable for charging laptops, fans, TVs, lights, etc. for holidays, work trips, family, emergencies, camping and more. 4. Quicker Cooling: The built in fan with auto control enables low working and high efficiency in heat dissipation, effectively preventing overheat. 5. Easy to Install: Comes with a light weight and a compact size as well, the car inverter is very convenient to install within several minutes. Specification: Item Type: Car Power Inverter Material: Aluminum Alloy Output Waveform: Corrected sine wave Output AC Voltage: AC 220V 50Hz, ±5%. Output USB Voltage: DC 5V 2A Overheating Shutdown: 60 ℃, ±5%. Actual Power: 300W Maximum Power: 500W. Package List: 1 x Car Power Inverter2 x Cable with Crocodile Clip1 x User Manual