Multi-function: It is used for defrosting and defogging, purifying the air, giving you a clearer driving view, while enjoying the warmth in the cold winter. Quiet: The car heater works quietly, does not produce noise, not disturb the passengers who want to rest. Safe and fast heating: Instant heating, with automatic overheating protection, with a temperature adjustment double switch. Easy to install: Easy to install and use, can be placed anywhere, the back of the design has a humane hanging opening to install the screw fixing, free to hang. Universal: Applicable to all 12V or 24V vehicles, such as agricultural vehicles, caravans, trucks, off-road vehicles, etc. Product specification classification: 12V/24V Working power: 200-300W Output temperature: 70 Product size: 10x8x8cm Color:Black Material:ABS Package Contents: 1 * Car fan heater 1 set * accessories 1 * English instruction 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.