Feature:1. POWER APPLICATIONS: Power inverters allow you to get around easily, charging electronic products such as mobile phones, laptops, lights, digital cameras, water pumps, televisions, power tools, microwave ovens, small electric drills and car refrigerators2. COOLING FAN: Built in quiet automatic control fan, intelligent fan design makes it easier to heat the inverter, the design helps reduce fan noise, high speed cooling fan can prevent the inverter from overheating3. UNIVERSAL AND VERSATILE: The AC socket of the inverter is a universal socket, suitable for the plug in the basic area of the world(the main output voltage is 220V), very suitable for laptop, charging pump, for kindle, lamp, for iOS tablet and so on4. TOP INVERTER: Provide more driving power, better protection for sensitive equipment, less sound and electrical noise, and lower power consumption5. MULTIPLE PROTECTION: Stable charging design can prevent the inverter from overheating, undervoltage and overvoltage charging, short circuit, overload, overcurrent and flame retardant protectionSpecification:Item Type: Car Power InverterMaterial: Aluminum alloyOutput Waveform: Modified sine waveOutput AC Voltage: AC 220V 50Hz(5 percent )Output USB Voltage: DC 5V 2ASuperheat Off: 60(5 percent )Actual Power: 500WMaximum Power: 3000WConversion Efficiency: 80 percent .Package List:1 x Inverter2 x Crocodile Clip Wire1 x User Manual