New rotating STAR Halo LED technology is a patent pending, extremely low current draw, ultra high intensity LED light that exceeds the latest J845 and CA13 standards. Lightweight polycarbonate, universal flange base. Three hole permanent mount, 1″ pipe mount. Twist on/off lens. 24 customer selectable flash patterns including two rotating patterns and steady burn. Synchronizing capability with other STAR LED units. Completely encapsulated circuit for increased weather and shock resistance. 8 LED, 10-30V. 5 year warranty. Sold by each.