Description: Improved sine wave inverter You can connect the direct current in the battery Reliably convert to alternating current, Then used for electric lights, computers, medical equipment And various equipment power supply. Built-in independent cooling fan The inverter with an additional USB charging port can be connected to a variety of devices. Features: Modified sine wave outputAC modified sine wave Low output interference, low noise, strong load capacity, Will not affect the service life of the equipment. LED display [Surge Peak Power] The input voltage and output voltage of the battery will be displayed Used to convert direct current to alternating current The inverter can convert 4000 watts of DC power The peak power is converted to alternating current. Quick ChargeCar inverter with smart digital display 2 USB ports and power sockets. Two USB ports can be used at the same time Most mobile phones and tablets are charged, These sockets are suitable for laptops, CPAP machine, game console, Kindle, TV, DVD player, lights, Electronic equipment such as iPad and RV. [Multiple protection] Built-in fuse can be Protect your equipment. Safe charging design prevents Reverse connection, overheating, undervoltage and overvoltage, short circuit Overload and overcharge. [Wide use] Lightweight and compact, very suitable for vacation Camping and business trips. It almost can Connect to any 12 V vehicle and in Charging options are available anywhere. Specifications: Output voltage: 220V Color: black Material: Plastic Waveform: modified sine wave Peak power: 4000W Input voltage: 12V Input voltage range: 9.5 V-15.5 V. Output voltage range: 110 V10%/ 220 V10% Frequency: 50Hz / 60Hz Effect 90% Circuit Topology: Push-Pull No-load current: 0.7A Low voltage protection: minimum protection voltage 9.5V High voltage protection: maximum protection voltage 15.5V Overload protection: Yes Output short circuit protection: Yes Positive and negative reverse link protection: Yes Export Control: Yes Display: display output voltage, battery voltage Input terminal wiring: terminal Output interface: 1*socket, 2*USB USB output: 2.1A Car cigarette plug length: 42.5 cm Battery terminal length: 46.8 cm Product size: 16.1*11.2*5.6cm/6.33*4.4*2.2 inches Packing size: 18.7*10*14.5cm/7.36*3.93*5.7in Package weight: 650 grams Packing list: 1 *Improved sine wave inverter 2 *Battery terminal 1 *Car cigarette butts 1 *User Manual Attention: 1. Keep the inverter dry and do not let the inverter Contact with water or other liquids, and keep the inverter away from moisture or water. 2. Cool down the area and keep the temperature between 0 and 40 Between degrees Celsius. Do not place the inverter in Near ventilation slots or other equipment. Try not to Let the sun shine directly on the inverter.Products from Yuwen's store