Snail Shape Rotating Emergency Waring Beacon Light
Warning Beacon light generally used in the maintenance of road safety,
policecar,truck,fire engine,ambulance,prevention management car,road maintenance
vehicle,tractor,emergency A/S car,development of mechanical equipment,machinery,
electricity,machine tools,chemical industry,telecommunications,shipbuilding,metallurgy
and other electric control circuit for controlling the signal interlock,and so on.