The COMPACT LED BEACON LIGHT has exceptional brightness, small size, can be panel mounted, and is water-tight. Suitable for rugged industrial enviroments.The beacon light uses a very bright 9-12VDC LED. 50, 000 hour life will last for decades and eliminate bulb changes. The beacon light includes 9-element LED bulb, in a socket pre-wired with 6" leads, elastomer gasket, retaining nut, and colored lens cover. Polycarbonate lens cover and bulbs are stocked in red and blue. Also available in green and amber. Even though the bulb will probably never need replacement, its good to know the T10 wedge base LEDs can be easily replac