[Product Use]: The main function is to quickly heat the air in the car. In cold weather, it can quickly increase the temperature in the car and provide passengers with a comfortable riding environment. It also has a defog function. [Product Features]: Full heating power, copper tube core, long-lasting heat, and fast heating. [Product name]: Car Universal Electric Heater [Product model]: Car heater [Product size]: 22x13.4x8.7CM [Product voltage]: 12V [Product power]: 400W-600W [Air outlet temperature]: 80-100 degrees (single hole) [Number of air outlets]: 3 [Product precautions]: 1. It is recommended to use more than 6 square wires to connect and power on. 2. It is recommended to use insurance to avoid short circuit damage to . 3. The air outlet should be at a certain distance from the glass. 4. It is strictly forbidden to block the air inlet and outlet, and it is forbidden to use when is there. 5. Do not touch metal products during use to prevent high temperature . 6. Use the product as long as possible after the vehicle is turned off to avoid draining the battery and affecting the subsequent start of the vehicle. Colour:Silver Material:iron+copper Package Contents: 1 x Car heater 3 x Aluminum Outlet Pipe 3 x Hose Clamp 1 x Red Positive Clamp 1 x Black Negative Clamp 1 x Precautions Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.