Feature 1 Car Inverter: This car power inverter can transform DC input to AC output, and the peak power is 4000W, very reliable. 2 Simple Using: Independent power switch guarantees stable and efficient working and reduces power consumption as well. 3 Smart Design: High accuracy circuit board together with fine workmanship and clear wiring enables high quality current. 4 Fast Cooling: Work with low noise, the cooling fan ensures quick heat dissipation, which promises better work safety. 5 Good Material: Adopting premium aluminium alloy material, the modified sine wave power converter has long service life.Item Type: Car Power InverterProduct Material: Aluminium AlloyContinuous Power: 2000WPeak Power: 4000WUSB Output: DC 5VOutput Waveform: Modified Sine WaveReverse Connection Protection: FuseProtection: Over voltage protection(high voltage cut off is a kind of high voltage protection), overload protection, low voltage protection, over current protection, short circuit protection, over temperature protection. Input Voltage DC 12V DC 24V High Voltage Protection DC 15V 1V DC 30V 2V Low Voltage Alarm DC 10.5V 0.3V DC 21V 0.5V Low Voltage Cut Off DC 10V 0.3V DC 20.3V 0.5V Package List1 x Car Power Inverter1 x Cigar Lighter2 x Wire Clamp1 x User ManualNotePay attention to electricity safety.