Name : Car power inverter 4000W.  Size: 161*112*56mm Weight: 0.55kg Output waveform : Modified sine wave. Input voltage : DC 10.5V~ 15.5V.                          Output voltage : AC 220V. Output frequency : 50Hz                                      Display：LCD Intelligent Display. Peaks Power : 4000W                                            Rated power :300W. Specifications: [4000W Power inverter] Car power inverter with 2 USB ports and AC outlet. surge power: 4000W, The power inverter comes with free cigarette lighter and 2pcs battery clips,providing 300watt continuous power, 4000watt peaks power (Please make sure that the total rated power of the connected devices is ≤ 300W). [LED Screen display] LED Display shows the battery Input voltage, output voltage. Cigarette lighter cable can supply power for device easily. If the out put power is higher than 200W, please using the Crocodile Clips to a battery. [Fast Charging Dual USB ports ] One AC Outlets and two usb ports can offer 100% fast charging for Mobiles phones, computers, laptop,breast pump, Nebulizer,Razors,medical rescue device,emergency equipment etc,can be as a Emergency Power Supply. [Multi Protection] Built-in fuses, safe charging design and cooling fan prevents the car power converter from over-heat,saving power and energy.over voltage, overload, over-current, short circuiting, under-voltage, overheating, short circuit protection. [Lightweight design &Top Quality] Lightweight and compact, ideal for vacations, camping and work trips. It can be plugged into almost any 12V power output vehicle, providing charging opportunities anywhere. Package Included: 1 x Power Inverter 2 x Battery Clip 1 x Cigarette Lighter Plug 1 x English Manual Notes:- 1.This is a modified sine wave inverter,NOT applicable for devices which work by built-in motor, hair dryers,air conditioners, coffee machine,water pump, induction cooker,refrigerators and microwave ovens etc.Make sure that the total rated power of the connected devices is ≤ 300W; - 2.Tighten the Positive (+) and Negative (-) terminals when the car converter is in use;- 3.If the converter is directly connected with the cigarette lighter. The highest out put power must be under 150W. If higher than 15