4 pcs Flash Strobe U-tube Light Bulb Lamp Headlight 12V 5W Multi-function For Car Auto Van Truck with Flashing Modes Red Blue White Yellow Case Package includes: 1x Multi-Function Flash Control Box + 4x Strobe Light Bulbs +8x Caps (Red Blue Yellow White) Voltage: 12V ; Wattage: 5W (One Tube); Bulb Height: about 1.2" (3cm) Material: High Quality ABS of Control Box and Glass of U-tube With 50000 working hours life expectancy Universal fits any 12V vehicle, especially for warning and other special purposes, such as Ambulance, clean-the-way; also for motorcycles