Check the listing for details. Whelen M6C Linear Super-LED Lighthead. Condition: New. Listed at 183.30 USD. Clear/White Surface mounted via two screws.Super-LEDs provide unmatched high intensity warning, low current consumption.Unique lens shape is completely illuminated with patented Linear-LED designed reflector assembly.Lens and reflector are a sealed assembly.Mounting screws are located outside of the sealed lens/reflector assembly eliminating water infiltration.Replaceable light engine is accessed from the rear of the lens/reflector assembly.Rear gasket ensures that the lighthead and optional flange does not touch the vehicle's surface.Updated design allows for faster and easier installation.M6 lightheads have 164 Scan-Lock flash patterns.Choose from Solid, Left/Right, Top/Bottom, In/Out, or Diagonal sequencing.Meets KKK 1822F, NFPA 1901, SAE and EC65 specifications.82 flash patterns meet California Title XIII compliant.Hi/Low intensity function included (Violet wire).Hard coating on lens resists scratches, chemical and corrosive damage.