Police car lightbar, strobe light bar, warning lightbar 1W/LED, color red/amber/white/blue available LED Vision, vision Alerts range of high output ... easy to fade. Light sources: Adopting the super power LED, which has strong cold light and took as green light source in the 21th ... many color for your choose, such as: Amber, Red, Blue, White, Green and the forth . They are the ideal warning equipment ...