About this item Super Bright: High Intensity Led And Transparency Lens Made From Abs Withstand Photoaging.High visibility in daylight, midnight, raining or fog days,improve the driver security and avoid accidents. Feature: Wireless Remote Control (Working Distance 6-10 Meters),Waterproof design,23 selectable flash patterns car led strobe lights. Wiring kit: 12 DV working voltage, 13 feet(4m) cable long enough with cigar lighter even from console to rear window. Application: Emergency Vehicles, Firefighter Vehicles,Postal Service, Construction Vehicle, Safety Warning et. Tips:Cleaning The Windows Before Installation.The Suction Cups Will Suck More Firmly.