1、Good Heat Dissipation: Our inverter has a cooling fan and the aluminum housing has a multi vent design to prevent the device from overheating. 2、Red Copper Inverter: Higher converted power, more durable and stable than ordinary converters, more powerful output and more stable performance. 3、Silent Operation: The inverter adopts stepless variable speed and temperature control setting, which is truly silent and allows you to work comfortably in a quiet environment. 4、Powerful Power: This inverter has a smart USB port for charging USB powered devices such as laptops, tablets and other small devices or any other home appliances. 5、Safe to Use: Advanced isolated input and output technology design, improved safety, with overload, low voltage, high voltage, overheating, short circuit protection functions, use more at ease. 1 x Pure Sine Wave Inverter8 x 30A Blade Fuse2 x Battery Cable1 x Instruction Item Type: Pure Sine Wave InverterMaterial: Aluminum alloy, red copperOutput Power: 2000WPeak Power: 4000WOutput Waveform: Pure Sine WaveOutput Voltage (AC): 220VUSB: DC5V 2.1AOutput Frequency: 50Hz or 60HzAmbient Temperature: -10℃-50℃Storage Temperature: -30℃-70℃Relative Humidity: 0-80% (non condensing)Altitude: <1000m