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Flashing modes: these automotive emergency strobe lights kit feature with double switch buttons setting, with an independent switch to cycle through modes and the other switch to turn on or off, and with 21 flash patterns for you to choose, you can select the flashing mode you want to change conveniently, built in the patterns of last pattern recall, providing you a nice lighting effect while driving
Easy Installation: these flashing lights for truck are with thin design, supplied with no wiring installation, convenient for install, and come complete with mounting brackets and screws to attach to the grille or bumper, which is suitable for 12-24 V all vehicles, such as vehicle, truck, school bus, emergency vehicles, postal service, construction vehicle, snow plow, UTV car and more, can be installed in any position, bringing you more visibility and safety when driving on the roadside