Feature:1. MULTIPLE PORTS: Provide dual 220V AC sockets, continuous DC to AC power output, 5V 2.1A USB port to charge mobile phones and tablets, dual AC sockets can connect laptops, charging pumps, etc.2. GOOD COOLING: The power inverter is equipped with a large enough cooling fan, with an aluminum alloy cooling shell and multiple vents to prevent damage caused by overheating of the equipment.3. CIRCUIT PROTECTION: Advanced isolated input and output technology is adopted to greatly improve safety, with overload, low voltage, high voltage, overheating and short circuit protection functions.4. HIGH EFFICIENCY: Copper transformer is used to ensure high conversion efficiency and strong output, and industrial electronic components are used to ensure stable and reliable performance.5. WIDE APPLICATION: Both inductive load and resistive load electrical appliances can be used. The inverter is widely used in household appliances, vehicles, field operations, industrial, office, tourism, etc.Specification:Item Type: Power InverterModel: GK DZ 3000WMaterial: Aluminum Alloy, CopperOutput Power: 3000WPeak Power: 6000WOutput Waveform: Pure Sine WaveOutput Voltage: AC220VUSB: DC5V 2.1AOutput Frequency: 50Hz or 60HzAmbient Temperature: -10-50Storage Temperature: -30-70Relative Humidity: 0-80% (non condensing)Elevation: <1000m.Package List:1 x Pure Sine Wave Inverter10 x 30A Blade Fuses4 x Battery Cables1 x User Manual