1、5-Pin SPDT (Single Pole Single Throw) Relay. 2、Waterproof construction. 3、High 40A coil capacity allows to handle high current applications with ease. 4、Hundreds of uses include starter kills, domelight supervision, trunk release, polarity change, power door lock/actuator control. 5、Universal for cars and device that are equipped with DC 12V power supply. Features: 5-Pin SPDT (Single Pole Single Throw) Relay. Waterproof construction. High 40A coil capacity allows to handle high current applications with ease. Hundreds of uses include starter kills, domelight supervision, trunk release, polarity change, power door lock/actuator control. Universal for cars and device that are equipped with DC 12V power supply. Specification: Material: Plastic and Copper Color: Black Wire Length: Approx. 12cm Package Weight: Approx. 470g Wiring Method: White - Ground (85), Black - VDC (30), Yellow - Trigger (86), Blue - Output N/C (87a), Red - Output N/O (87)   Package List: 4 x Relay 4 x Relay Socket