Features Product Features: Automotive relays built in fuse socket with included 30A blade fuse, no need of a separate fuse holder, saving space and money. Heavy duty 14AWG wires for main contact. Easy Wiring: The relay sockets come with color-labeled wires for loads/accessories convenient wiring. Black - Ground (85), Red - VDC (30), White - Trigger (86), Blue - Output N/O (87),Green-87a Output Closed Contact. Mounting Design: The interlocking design of unique male-female slot on each socket edge, easy to connect all relays together, offering clean and neat installation. Wide Application: The fuse relay switch harness set is widely used for car lights, fog lamps, wiper, starter, fans, speakers, traction control systems, etc. Good Construction: 12V DC and 30A High Switching Capability. Specification: Supply Voltage: 12V Rated Current: 30A Weight: Approx. 390g Wiring Method: Black - Ground (85), Red - VDC (30), White - Trigger (86), Blue - Output N/O (87) Package list: 6 x Relay 6 x Relay Harnesses 6 x Blade Fuses Package List