110 lumen output Run time: 1:30 to 100h Micro USB rechargeable Highly visible radiant light from inline array of LEDs Sleek low profile design 6 lighting modes: High – High Flash – SteadyPulse™- Zoom - Low Flash - Low Low battery indicator for power awareness Pedestrian friendly Zoom mode signals those around you with a gentle change in brightness Light mode memory recalls last mode used Water resistant design for all riding conditions VersatiteTM flexible mount conveniently attaches to handlebars including aero bars Lightweight 29 g