Model 20.1820 - MicroDash STROBE Dash Light and Model 20.1800PE High-Priority Traffic Signal Preemption Emitter - Built-in power supply with five random flash patterns. Linear design provides a wide-angle light beam. Mounts on dash or rear deck. Scoop-style housing prevents windshield flashback. Field-replaceable 4" linear Xenon flash tube. Available with amber, blue, clear, green, red or violet lenses. SAE-certified in all safety colors. An assortment of mounting
accessories are included with each light: windshield bracket,
bail-mount bracket, Velcro disks for surface mounting and flashback
shield. Made in the U.S.A.