Features 1Six Protection Functions: Undervoltage protection overvoltage protection over temperature protection overload protection battery reverse polarity protection and short circuit protection. 2300w Pure Sine Wave: Input voltage 12v output voltage pure sine wave output 300W output power high efficiency and stability. Applicable to cars wind power generation solar power generation household power etc. 3Aluminum Mg Alloy: Made of high strength thickened aluminum mg alloy lightweight and durable with great thermal conductivity and can extend the service life of the inverter. 4Home Use: Connected to a suitable battery it can provide safe and reliable AC power for household appliances such as portable computers televisions fans electric tools etc. Power cuts will no longer be uncomfortable. 5This inverter is light in weight compact in size simple and convenient to operate and can be started by one key switch. Practical efficient and stable. Specification Item Type: Power InverterMaterial: Aluminium Mg alloyGross Weight: 1149g / 40.5ozSize: 20.4x11x6CM / 8.0x4.3x2.4inOutput Power: 300WOutput Frequency: 50HZOutput Waveform: Pure sine waveApplication: Applicable to cars wind power generation solar power generation household power generation pollution free power generation etc.Common problems and solutions:The inverter indicator does not work when the electrical appliance does not work.Battery damage: check the battery and replace it.Reverse connection of storage battery: check whether the connection between storage battery and inverter is correct.The connection is not tightened: check the connection between the cable and the inverter and tighten the battery terminal.If the automobile cigarette lighter is used the maximum power of the electric appliance shall not exceed 150W. Package List 1 x Car Mounted Connector1 x Inverter1 x Instruction2 xClipCable Note Operating environment of inverterBased on safety and performance considerations the installation environment shall meet the following conditions:1. Keep dry and do not soak in water or shower;2. Keep cool and the temperature is between 0 and 40 .3. Keep ventilation there is no heavy pressure on the inverter housing and both sides of the radiator are well ventilated.