1.High Brightness,Care for your Safety 2 in 1 windshield strobe lights bar comes with 108 high brightness LEDs.Even during the day,the lights are bright and noticeable to the driver.Perfect for use in fog, rainy, snowy and mud wind season ideal and emergency situations,catch the eyes to make your driving r. 2.Sturdy and Longer Lasting emergency warning lights bar is made of ABS housing and aluminum alloy bracket to endure all kinds of weather conditions.IP67 Waterresistant rating.With TRL light source, low consumption,and a life of 50,000 hours. 3.Easy to Install With adjustable brackets,8 strong suction cups,and 10ft long cable, you can easily place these dash strobe lights on the window and install them on the front windshield or rear window without tools.Split design, you can install more ly. 4.Quickly Responder Just plug in the 12V or 24V cigarette lighter,and choose the strobe mode you need.This visor light bar has 19 flashing modes with last memory recall.The flash patterns of the 2 lights are synchronized. 5.Wide Applications This strobe lights for trucks were widely used by construction vehicles,emergency vehicles, law enforcement,first responders,tow trucks,snowplows and police car,etc.Great for emergency situations in rain, fog, dust storms, snow and mud and wind seasons.