Light & Motion Vis 360 Bike Helmet Light 120 Lumen Output certified to the FL-1 Standard with high powered CREE LEDs Patented Design and simple tool-free helmet mounting system 3 Modes: High: 2 hours (120 lumens) &gt; Med: 5 hours (60 lumens) &gt; Pulse: 14 hours (60 lumens) System Includes: MicroUSB Charge Cable, Helmet Mounts Quality Craftsmanship. Designed & Assembled in California with 2 Year Warranty when purchased through an Authorized Dealer