nullï» ï» ï» Description: The shell & base is made from high quality material, which is not only durable but also stable. It is easy & convenient to install, it just costs you a little time on its installation. Built to greatly strict quality control standards, so it has a stable & excellent performance. Choosing excellent LED, super bright, energy-saving, nice color temperature. Quickly flash & super bright, better as an emergency warning light. It is waterproof, being able to easily deal with the wet & rainy weather. Specification: Material PC + ABS + Metal + LEDColor Amber shell+ Black stem Power 20 W Light color Flashing amber LED quantity 30pcs LEDHigh bright LEDInput voltage DC 12-24 V Flash mode 4 modes, Single/ Double/ Quad/ Quick Flashing Waterproof YESLifespan 50000hours Placement on vehicle Top Fitment Agricultural vehicle, tractor, engineering truck, truck, school bus, etc Note: The light has 4 flash modes to choose, you need to choose one mode before installed. Before installation, unscrew the lampshade, after the wiring is energized, select the flashing mode you want by pressing the button inside the lampshade. Package Included:1 XFlashing Emergency Warning Light