LED emergency warning light bar 1.color:red,blue,amber,white 2.LED light source 3.12V or 24V DC 4.size:1200*295*180MM LED police/ambulance warning light bar1.Accurate shape2.Technical parameter 3. Feature1) LED colors and lense color are fully depend your choose,available in red,blue,amber and green.Clear lenses and absence of color in the unit lightbar gives it an inconspicuous appearance for ...