Round Magnetic Strobe Light PRODUCT DETAILS Suitable for alarm at a dangerous post in industrial and mineral enterprises at the watch post, on the top of a vehicle etc. DC 12 rotary type . Bottom with one big round magnet ,cover by base, No scrape car’s painting Usage:Police,fire engine,ambulance, street sprinkler,truck Perfect for use in Fog,Rainy,Snowy MudWind Season Ideal for Emergency Situations , Durable and Bright Light Circular Warning light Strobe light,Caution Light Alarm light