Shop Nilight 162 LED Traffic Advisor Strobe Light Bar 2-in-1 Amber Blue Emergency Warning Hazard Lights with Controller 4 Switchable Color 36 Flash Pattern for Trucks Cars Tow Plow Construction Vehicles in high quality, support 2 year warranty. Made of premium ABS and PC materials for lightweight durability and heat resistance. Constant-current PCB and integrated heat sink extend service life to 50,000 hours while reducing condensation, fogging, dust, and corrosion.