With an illuminance of one lux, the beam reaches up to 360m at an angle of 8 degrees and delivers 3900 lumens. The 18 high-performance LEDs produce 6000 Kelvin, ''daylight'' intensity, with a lifespan of 5000 hours. The intelligent reflector design distributes the light from the LEDs evenly, reducing glare for oncoming traffic. To accommodate its wide range of uses, the searchlight is equipped with a durable polycarbonate lens. The searchlight also works in extreme air temperatures ranging from -30 to 60 degrees Celsius. The integrated driver and thermal management system, measures and regulates the temperature of the LED, protection the lightbar from overheating. Over and under-voltage protection automatically breaks the circuit when powder exceeds a specified amount, providing added protection from operational damage. The 12V/24V LED lightbar is compact and versatile in application and is not limited to automotive use only. Secures to your Front Runner Roof Rack with 22'' LED OSRAM Light Bar SX500-SP Mounting Bracket - by Front Runner.