This signal warning light has high intensity and can adapt to harsh environments. Easy installation, stable work, low maintenance cost.Product description 1. This kind of flash is energy-saving and has a long life. Power consumption and power consumption are about half of incandescent bulbs. 2. With 360 beam coverage, everyone around you will receive an alert and use the last mode to recall. 3. It is designed to withstand harsh weather conditions and any harsh environment, whether it is storm, rain or snow.Product attribute External Material : ABS/PMMA Power Supply : 6LR61 9V Alkaline battery Principal Volatge : 9V(MINI 5V) Lighting Supply : 6W LED Effective Visibility : 360 Flash Color : Amber Flash Frequency : 0.8-2Hz Flash Mode : Three times a secondWarm reminder 1. Please remember that due to the lighting effects, the monitor's brightness / contrast settings / etc's, there will be some slight differences in the color of the pictures and the actual items. Measured by hand, deviations of 1-2 cm are possible. 2. Please leave us a message if you have any questions. We will respond and offer you our best service.