Vehicle Compatibility: The Auto Relay is suitable for Electrical System Fuel Pumps Window Motors Headlight Switches in Car Motorcycle Truck Boat. Feature: Voltage: 12V, Current Rating: 10A, Current Type: DC, Terminal Number: 3 Pins, Connector Type: Plug-In, Color: Black, Relay Size: 3.0x3.0x3.0cm / 1.2"x1.2"x1.2"(L*W*H). Made of: Plastic and Copper. Performance: Fit for Motorcycles, Trucks, Boats, Car stereos, alarm system remote start, fog lights, undercar lighting, turn on dome light, shared door handle, truck release, reverse polarity, door locks, honk the horn and more. Made of good quality copper wires, and all are well-tested carefully by the maker. Ensures long-lasting and good performance. The shell is made of flame retardant and fire retardant material, which can work normally in high temperature environment. The relays are tightly sealed with strong cap and seal ring, performance of waterproof, dust proof and moisture proof, works well in any weather conditions. Installation Guide: Easy to Installation, plug and play, this product can be easily installed by yourself in minutes. What You Get: 1 Set 12V 3 Pins Motor Relay.