Pack Includes: (4)-kits 12 inch 120W slim LED light bars; (1) kit 3 meter 2 leads 12V wiring harness, (1) extra 24V relay for 24V automotive- - -Customers should replace 12V relay with 24V relay manually. (4) 12 Inch Slim Light Bars: Combo beam designed, 12 in small LED light bars illuminate a combo of wide and far beam 6000K up to 8000lumen with high power LED convex beads (1) kit 3 meter 2 leads wiring harness can support 4 pcs 12 inch led light bars working together for 12V car, ATV UTV SXS etc/ Customers should replace the 12V relay with 24V relay which comes with the kits for 24V automotive Wide Application L.E.D Light Bar Kits-- The light bar kits with DC 24V working voltage, work as offroad lights, SUV lights, ATV lights, UTV lights, polaris rzr lights, LED tractor lights, boat lights, motorcycle lights, go-kart lights, led truck work lights for tractors, golf cart, lawn mower headlights and more. It can even be used for garden lighting, backyard lighting, architectural lighting, off road auxiliary driving lights etc [REMINDER] Customers should replace the 12V relay with 24V relay which comes with the kits for 24V automotive led lights for tractors, led work lights for truck,Spot Flood Combo Beam Off Road lights fog lights for Truck Trailer Pickup Boat Car SUV ATV RV