Xprite Blue 40 LED High Intensity Law Enforcement Emergency Hazard Warning Flashing Car Truck Construction LED Roof Top Mini Bar Strobe Light with Magnetic Base FEATURE: Xprite innovative led reflectors provide bold blocks of light for superior warning capability. Can be used for emergency vehicles, postal service, construction vehicle, safety warning etc. Easy on/off power, 2nd switch to change between 7 different patterns, great for undercover or other applications. Redesigned LED to allow brighter lights that can be seen at greater distance. Last pattern recall function. EASY INSTALLATION: Comes with magnetic base for easy roof top attachment to any metal top, plugs into any vehicle with a 12V cigarette plug power source.. DIMENSIONS: 13.5" x 9" x 2.8" cable length: 10 ft straight cord. Can easily be stored or transported with it's compact size. MAGNETIC BASE: 2 Magnetic pods with protective rubber feet, total of 12 magnets strong enough to go up to 45mph. Good waterproof performance-IP67. COMPATIBILITY: All vehicles equipped with a 12 volt DC cigarette adapter. This LED Mini Emergency Light bar is great for emergency workers, postal service, construction vehicle, security etc.