Forti USA | 240 LED Vehicle Car Truck Emergency Hazard Warning Mini Bar Strobe Flash Light Amber - 1 Piece Forti USA - 1 Piece of 240 LED Vehicle Car Truck Emergency Hazard Warning Mini Bar Strobe Flash Light Amber Color. Package included: 1 x Amber Yellow Magnetic Roof Top Car Truck LED Strobe Flash Light. Installation: Universal for all Automobiles and Devices Equipped with a 12v Power Source. Voltage: 12V 90 days warranty.No manual is provided, professional installation is highly recommended.