Wiring Kit: Universal electric fan or automotive accessory wire harness kit. Safely powers one 12 volt fan or auto accessory without splicing. Maximum 20 amp continuous draw with in-line fuse protection. Standard 7 feet of 14AWG size wiring allows mounting flexibility. Installation instructions and all pictured components included. Thermostat: Universal dual pin electric cooling fan powering thermostat switch. Standard NPT sized solid brass thread-in temperature probe sensor. Preset to power fan or 12v accessory at the selected temperature. Threads into block port radiator engine cooler or tapped hose line. Measures temp of any liquid including oil water and coolant fluid.