Nrgedzam 4pcs 6-LED Surface Mount Strobe Lights for Trucks Car Vehicles Ultra Slim Mini Grille Flashing Light 12V-24V Emergency Hazard Warning Grill Lights, Sync Feature (Blue)

["Super Bright Strobe Lights: Nrgedzam's LED strobe lights has a total of 6 high-intensity Led chips, with high visibility in daylight, midnight, raining snow or fog days, Surface Mount Strobe Lights are suitable for emergency vehicles, improve the drive security and avoid accidents.","17 Unique Flash Patterns: Emergency strobe grille lights with 17 strobe modes and synchronized function, Pattern memory. Our Led emergency strobe lights with ultra-thin and mini, super visible even in daytime, add fashion shine to your car. It can be mounted on the grille in front of the vehicles or the side of trucks.","High quality: These led storbe lights for trucks feature an aluminium alloy housing with ABS lenses to provide maximum brightness and improve driving safety. With IP65 waterproof and dustproof grade, strong durability, life of more than 50,000 hours, moisture-proof and shock-proof, even hundreds of feet away is still clearly visible, ensure driving safety.","Wide Range of Applications: The led storbe lights are universal for 12-24V all vehicles and can be installed in every position of vehicle. Such as trucks, bus, postal vehicles, car, emergency vehicles, pickup trucks,volunteer, police cars, fire trucks, buses, rescue vehicles, ATV, UTV, clearing vehicles, RV, engineering vehicles, safety warning, etc.","Easy to install: 4PCS Blue grille strobe lights for trucks with Ultra-thin design, supplied with gaskets and screws to mount it to front/rear bumper, grille or can be installed in every position of vehicle. 4 Wires Connection: Black for Negative (-), Red for Positive (+), Yellow (pattern change) and White (synchronization, up to 2-8 lights can be synchronized). （Touch the yellow line with the black line for one second to enter the flash mode selection. Once the desired flash mode is selected, the yellow line does not need to be connected again, because the light has a memory function and automatically saves your choices）"]