Features: Keep your engine cool and running smoothly with this electric fan kit for car radiators. Designed for high efficiency, this kit features two fans with a wiring harness and a temperature switch that activates at 185F and deactivates at 175F. Perfect for automotive enthusiasts and technicians, this kit is compatible for cooling fans of various sizes. Whether you're traveling long distances or driving in hot climates, this kit ensures optimalengine temperature and prevents overheating. Upgrade your vehicle's cooling system with this reliable electric fan kit. Say goodbye to engine overheating and hello to improved cooling performances. Specifications: Material:Plastic Size:As Picture Shown Type: automobile relays wire harness Contact switching current: 40A 14VDC Contact form: 1 normally open Rated current: 40A Rated voltage: 12V Protective features: waterproof Coil power: 1.8W Thread size: The temperature sensor has 3/8 inch (about 1.9cm) pipe thread, including a 1/2 inch (about 1.3cm) adapter. Application scope: automobile fan Constant temperature control: equipped with thermostat with 185 opening and 175 closing Note: .Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. .Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings. Package includes: 1 Set Double Electric Fan Relays Kit