Whether you're riding on the streets or the trail， you won't have to quit when the sun does. When your speed varies， Varia UT800 adjusts too. When paired with compatible Edge cycling computers， the UT800 adjusts brightness to give the lumens you need for up to 4 hours， so you can ride with confidence.
•High-intensity cycling headlight for urban and trail use that's visible in daylight from more than 1 mile (1.6 km) away •Projects a steady blast of 800 lumens for up to 1.5 hours •Automatically adjusts to ambient light conditions， speed and ride profile to extend battery life •Works independently or pairs with compatible Edge® cycling computers to automatically turn lights on or off， control brightness and more •Offers 5 light modes， including high， medium， low， night flash and day flash.
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