Unique Features: There are as many as 40 modes in this dual color LED light bar, including sync/alternate flashing patterns as well as steady pattern. Take the most popular color option for example, White/Amber, there will be fixed White color & fixed Amber color (usually for Normal Lighting), strobe White & strobe Amber (generally for Emergency Lighting like fire fighting, road construction, etc.). Order Includes: 1 LED Light Bar 1 Single Wire Harness 2 Wireless Remote Controllers 1 set of Mounting Brackets Specifications: Height: 4.6x8.2cm for all the sizes of color changing light bar Dimensions: 7.3", 10.5", 13", 19", 21.5", 25", 31", 37", 43", 49", 50.8", 54 LED Power: 18W, 30W, 36W, 54W, 60W, 72W, 90W, 108W, 126W, 144W, 150W, 162W Luminous Flux: 1350lm, 2250lm, 2700lm, 4050lm, 4500lm, 5400lm, 6750lm, 8100lm, 9450lm, 10800lm, 11250lm, 12150lm Operating Voltage: 9-30V DC Waterproof Rate: IP68 Color Temperature: 6000K Body Color: Black Material:Diecast Aluminum Housing Mounting Bracket: Stainless Steel Lifespan: >30,000hrs Warranty: 1 Year