Easy installation Includes colorcoded wiring, labeled terminals, and mounting hardware for quick and secure DIY setup. Detailed instructions guide straightforward installation, reducing setup time and reducing wiring errors. Precise control Digital controller with LED display for accurate fan speed and temperature regulation. IP54 waterproof design provides longlasting protection against dust and moisture, improving reliability in challenging environments. Advanced cooling system control Builtin temperature sensor with adjustable function keys enables precise engine cooling management. LED display offers clear, ataglance monitoring of operating status and cooling performance. Compatible with dual fan systems Designed for 12V automotive cooling systems and compatible with dual fan configurations. Ideal for applications without requiring major redesigns. Use scenarios Upgrading a classic or modern car with a second cooling fan to improve engine cooling in hot weather or demanding driving conditions. Building a cooling solution for a modified or performance vehicle that requires adjustable fan speed and realtime temperature monitoring. Retrofitting a fleet vehicle or offroad application that operates in dusty or wet environments, benefiting from IP54 protection and straightforward installation.