Abrams Blaster Emergency Vehicle LED Hideaway/Surface Mount Strobe Warning Light - Red/White Certified SAE J845 Class 1 & SAE J578 for Amber, Blue, Red, & White. Meets California Title 13 Class B with Amber, Blue, & Red. Each unit contains 6, 4 watt 5th Generation LEDs with great heat sink management for long life span. Built in flasher with 18+ selectable flash combinations, sync-able between multiple units. Completely Waterproofed, Strong fog penetrability and dust-proof and corrosion resistant. Can be mounted almost anywhere, into a housing reflector, bumper, or onto a surface. - Black flange, Foam back piece, and Installation Manual included.