Featuring the lowest-profile and lightest-weight flash head in the industry — at just under 9 inches high and weighing 20 pounds — the Class I, Div 2 L-864 Red Beacon offers significantly less wind load and is highly resistant to shock and vibration. Designed for outstanding performance in harsh environments, the Class I Div 2 L-864 beacon features a ruggedized metal base and high-impact polycarbonate lens with specialized coating for superior chemical, UV and scratch resistance. Each unit is factory sealed for an IP66 water ingress protection.