Light and Motion Solite 250EX Bike Light 250 Lumen Output certified to the FL-1 Standard with high powered CREE LED Award winning design with patents pending - to provide the perfect light for all your favorite activities High 2.75 hrs (250 Lumens) &gt; Med 6 hrs (125 Lumens) &gt; Low 12 hrs (50 Lumens) &gt; Read 150hrs (7 Lumens) &gt; Pulse 60 hrs (50 Lumens) &gt; SOS 100 hrs (50 Lumens) System Includes: Headstrap, Bike Mounts, Helmet Mounts, MicroUSB Cable Quality Craftsmanship. Designed & Assembled in California with 2 Year Warranty when purchased through an Authorized Dealer