Description:Usage: The power converter is generally designed to be DC 12V to AC 220V inverters that you can use during camping or road travelling.Screen Display: The power inverter is designed with screen that can show us the status more clearly and accurately.Built-in Fan: Within the adapter there is a fan inside to help to us cool down the device when using to protect the machine.Safe to Use: The adaptor is designed with overload protection and short circuit protection, which ensures the safety of us when using.Fits Device: The power converter can help us charge various electrical devices like phone, TV, computer, tablet and etc.Specification:Color: Black, Red.Size: Approx. 20x11x6cm/7.87x4.33x2.36inch.Maximum Power: 3000W.Non-loaded Current Consumption: >0.3A.Input DC Voltage Range: DC12V.Output Voltage Range: AC 220V±5%.Output Frequency Range: 50/60+/-3Hz.USB Output: DC 5V(2.1A).Output Waveform: Sine Wave.Maximum External Temperature: 86%.High Voltage Cut-off Level: 16.8+/-0.5V.Low Voltage Alarm Level: 10.5+/-0.5V.Low voltage Cut-off Level: 9.6+/-0.5V.Overload and Short Circuit Protection: Yes.Built-in Cooling Fan: Yes.Input Voltage: DC 12V.Total Harmonic Distortion: