ITEM NAME:ZT603-12V-C-S Car Auto Truck DC 12V 40A AMP SPDT 5Pin Relay Relays Module Description: - 100% New and high quanlity - 12V 40A SPDT Relay 5 Pin - High 40A coil capacity- able to handle those high current applications with ease - Hundreds of uses include- starter kills, domelight supervision, trunk release, polarity change,power door lock/actuator control, change a low current output to high current,add ignition/accessory outputs, control motors/other electronics, - It is Also suitable for automobile used for control, alarms, horn, headlight and more.... - Size: Approx. 2.3x2.3x5.5cm Package Included: 1x Relay.12V 40A SPDT Relay 5 Pin. - High 40A coil capacity- able to handle those high current applications with ease.