Item Type: Car power inverter Material: ABS Weight: Approx. 446g/15.7oz Product Size: Length: 24.6cm/9.7in Digital Display: Input, output voltage Input Voltage: 12V DC 3 USB Interfaces: 5V DC 4.2A No Load Current: 0.5A Conversion Efficiency: More than 90% Protection Function: Overload, over temperature, high voltage, low voltage, reverse connection, short circuit Applicability: Intelligent temperature control, applicable to electrical appliances less than 200W(Except inductive load electrical appliances and motor products) Package List 1 x Car Power Inverter 1 x Instructions 1Dual Sockets: The car inverter has dual international universal sockets, and has cigarette plug, 3 USB 4.2A interfaces, and multi function to meet the use needs of different scenes. 2Intelligent Fan: When the operating temperature of inverter reaches 45 , the cooling fan starts automatically. The silent cooling fan adopts the design of convection duct to strengthen the air flow penetration. 3Applicability: The modified sine wave inverter is applicable to resistive load electrical appliances, such as computers, televisions, mobile phone charging, incandescent lamps, small power electric tools, electric kettles, small speakers, etc. 4High Conversion Efficiency: The conversion efficiency of this car charge power inverter can reach more than 90 percent, which has strong practicability. 5Protection Function: This 200W car power inverter has overload, over temperature, high voltage, low voltage, reverse connection and short circuit protection.