Specifications: Two Leads: Can onnects to 2 light fixture Power: DC12V 40A rated automotive relay Capacity: Up to 500W load capacity Length: Over 10 ft of wiring, terminal ends on most wires Rainproof: IP67 Waterproof On/off switch no worry using in rainning days Warranty: 5Year Warranty It is universal suitable for driving light, fog light, work light that using 12V DC power supply. Packages Includes: 1 x 2-Lead Wiring Harness Kit.