High intensity LED with low polycarbonate dome. Self-contained LED; no external flasher required. Provides 360 degrees of coverage. Two selectable flash pattern : 1.Strobe; 2.360 Degree Rotate Lens and base are both made of strong ABS plastic. Weatherproof ready for exterior mounting. Dust cover allows for easy maintenance. Can be mounted magnetically. Input Current @ 12V-24V : 100mA - 6.6A Chip: CLUB F5 / Dual in-line package F5 Number Of Chip: 12 LED Rated Power: 12W Power/bulb: 1W All automobiles and devices equipped with a 12 V-24V DC power source. Colour:Blue and red Material:plastic Size: Dia 3.75inch(9.5cm) x H 4.45inch(11.3cm) Cable length: 2.85m Package Contents: 1 x Strobe Light Notice Magnet mount isn't designed for highway speeds, place back into vehicle when exceeding 40mph Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.