Kindly Attention: ①There Are No Instructions Included In This Kit.Professional Installation Is Highly Recommended! ②How To Connection: Red cable connect positive; black cable connect negative; yellow cable connection negative change flashing mode. ❀Packing list: ①4pcs: 4 * LED Lights 4 * Protection Pads 8 * Screws ②6pcs: 6 * LED Lights 6 * Protection Pads 12 * Screws ③10pcs: 10 * LED Lights 10 * Protection Pads 20 * Screws ❀Specifications: Material: PVC + Aluminium Alloy Light Color: White,Yellow,Yellow & White,Blue Operation Voltage: DC12V-24V LED quantity: 6 Modes: 18 lighting modes Quantity: 1pcs Waterproof rate: IP67 Application: Signal light , Daytime running light , Fog light etc. ❀Features: ①100% Brand new and high quality.No pollution, no noise, no electronic interference. ②Low Consumption. Energy-saving. Long Lifespan.Each unit consists of 6 high intensity LEDs with optic lenses. ③Self-contained light head, no external flasher required.Last pattern memory recall. ④Optional high and low intensity.Compact and light weight, easy to use. ⑤Weatherproof ready for exterior mounting.Built-in heat sink.Black flange included for protection and stealth.Enhance driving safety. ⑥The suitable design for heating elimination.Valid irradiation distance is much more longer than normal bulb. ❀Item Application: 1. Off road vehicle,ATVs,truck,engineering vehicles(excavator,treedozer,road roller, bulldozer,crane and mining truck etc.) 2. Special vehicle(fire engine,police cars,rescue vehicle,communication vehicle,military command vehicle) forklift,trains,boat,marine,bus,and tanks.