Fangrui Product Details Practical And Professional: This Car Air Diesel Heater Control Board Motherboard Is A Accessory For Your Car, Providing Practical And Professional Control. Durability And Performance: Made Of Plastic Material, This Circuit Board Ensures Good Performance And Long-term Usage. Easy Installation: With Its Easy Installation , You Can Quickly And Effortlessly Set Up This Control Board. Stable Characteristics And High Reliability: The Control Board Exhibits Stable Characteristics And High Reliability, Ensuring The Efficient Functioning Of Your Cars Parking Heater. Important Note: If Your Motherboard And Controller Look The Same As Ours, Then You Can Buy A Motherboard Or A Controller To Your Broken One. If Your Motherboard And Controller Are Different From Ours, You Need To Buy Motherboard And Controller Together To Your Broken Ones. Or It Will Not Fit For Your Heater. Note: Installation Guide Not Included, We Strongly Recommend You Seek Professional Installation. Please Check As