SAE Class 1 Certified (warning)• Available in single or split colors• Available with Clear or color lenses• Multiple Scan-Lock™ flash patterns, many being California Title XIII compliant. Meets KKK-1822F, NFPA 1901, NFPA 1917, SAE, and EC65 specifications• Choose flash patterns from solid, left/right, top/bottom, in/out, or diagonal sequencing• Feature an internal flasher and even have steady burn mode• Warning lights with internal flasher have sync and low power functions• Hard-coated lenses minimize environmental damage from sand, sun, salt, and road chemicals• Surface mounts via two screws for easy installation• A variety of mounting brackets and optional Chrome or Black flanges are available• Five year warranty• Solid color models have 159 Scan-Lock™ flash patterns• Split color models have 64 Scan-Lock flash patterns• Size with flange: 6-1/2 (165mm) H x 1-3/8" (36mm) D x 10-3/8" (263mm) L