The 360° Amber EBeacon has a Class 1 rating making it one of the brightest on the market. It is a fully self-contained LED beacon using the latest in LED technology. Utilizing Next Generation LEDs, superior optics and built of quality UV resistant composite, this is one tough light. These LED's are rated for up to 40,000 hours of use and is both water and vibration resistant. SAE Class 1 model rating. It has an on/off and flash pattern selection switch on a cigarette plug.