Description Relays and sockets are used for many car electronic applications to turn. on/off almost any device. They are also used when a device draws heavy. amperage such as car alarms, remote starts, fog lights, stereos, fans. HID headlights, pop doors, air horns, and much more. Specifications: Name: Automobile relay normally closed Rated current 40A Coil power 1.8W Coil voltage 12VDC Contact form 1D Contact resistance -40°C~+125°℃ Contact capacity 1D: 40A/30A 14VDC Installation form Quick link type, socket type Package Included:1x Automobile relay normally closed Notes: 1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! 2. Please allow 0.1-2cm measuring deviation due to manual measurement.