High intensity LED with 7.5W of power with 360 coverage, you can expect everyone around you to be alerted. Function: Perfect for use in the fog, rain, snow, mud and wind - ideal in an emergency. You can leave it on the dashboard or you can put it on the roof outside, because there is a magnet powerful to hold it in place. When you turn on the flashing light, you warn other users to keep them away and avoid accidents. Portable magnetic holder with detachable magnet and power cord. You can take it anywhere with you and attach it to any vehicle. You can also remove the magnet and attach it permanently. Easy maintenance, removable smooth polycarbonate dome can easily be wiped down and cleaned without leaving dust. Ultra strong, plugs into the cigarette lighter, constructed of high quality durable materials with a long lasting LED. This beacon can work even in extreme conditions.