The Proform 69598 Adjustable Electric Fan Controller is a high-quality product designed to regulate the temperature of your vehicle's engine. With a 3/8" NPT thread-in probe sensor, this fan controller offers precise control over your car's cooling system. Manufactured by Proform and backed by an unspecified length manufacturer warranty, you can trust in the durability and reliability of this product. Additionally, the product includes a California Prop 65 Warning due to its potential to contain chemicals known to the state. Upgrade your car's cooling system with this adjustable electric fan controller.