Package Includes:1*3000W DC12/24V To AC110V/220V Solar Inverter1*Cable With Clamp1*Car charger1*User manual Specifications:Color:BlueSize:20.3*10.1*5.4cmMaterial: Aluminium alloyRated power: 350WDigital display: input / output voltageInput voltage: DC 12VOutput voltage: 110V/220VAC/50Hz±3HzUSB output: 5VDC-2.1A/1A/2.4A/1A (4USB interface)Plug: universal plug *3No-load current: < 0.9AConversion Efficiency: ≥85% Output Waveform: Modified sine wave Scope of application: Household electrical appliances, etc.Low Voltage Alarm: 10.4V - 11V Low Voltage Shut Down: 9.7V - 10.3V Over Voltage Shut Down: 14.5V - 15.5V Weight:1080g Features:
With digital display, DC input, AC out.Built-in cooling fan for span life and safety use.Smart size,light and compatible,lower noise and no pollution. Principle: this inverter is used for changing the dc into ac. 
Built-in protections short circuit,overload,overheat,low voltage and over voltage. keep your devices and car safe.Application: mini electric grinders, mini electric tools, mini sewing hines, dvd, vcd,vcrs, fans, lighting and so on.
Protection function: overload, over temperature, high voltage, low voltage, reverse connection and short circuit, intelligent temperature control, 4USB output interface, universal GB plug, double screens, which can be used for small power appliances (except inductive load electric appliances and motor products).