Description: 12V Car Heater: Car Heater is suitable for most vehicles. Made of iron and copper materials, it ensures the durability of the productFast Heating: Automobile Interior Heater adopts a copper tube core design to provide long lasting heat and can quickly heat the air in the carComfortable Riding Environment: Car Demister can quickly increase the temperature in the car in cold weather, creating a warm riding environment for passengersDefog Function: Car Windshield Defroster can effectively remove snow on the windshield and improve the driving experienceThree Air Outlet Design: Car Windshield Defogger is equipped with 3 air outlets to ensure heat distribution and quickly warm entire car Specification: Material: Iron, Copper Size Chart: 22cmx13.4cmx8.7cm/8.66inchx5.28inchx3.43inch Package Includes: 1 Car Heater3 Aluminum Air Outlet Duct3 Hose Clamp1 Red Positive Clamp1 Black Negative Clamp1 Precautions1 Phillips Screwdriver4 Mounting Screws Note: Please allow slightly errors 1-2cm differences due to manual measurement.