90 lumen red tail light with 6 lighting modes engineered for use on roads and commuting Continuous array of LEDs work in unison to illuminate an extra wide and powerful glow Ultra low profile, water resistant design only weighs 29g USB rechargeable, internal battery lasts up to 100 h Built-in 24/7 Safety Technology gives you a powerful selection of 6 night and day modes (High Flash, High Steady, Group, SteadyPulse, Zoom, Low Flash) SteadyPulse mode features a steady beam to help motorists gauge their distance while overlapping pulses keep them alert at night Zoom mode signals those around you with a gentle change in brightness Low battery indicator Light mode memory saves the last mode you're in VersatiteTM flexible mount conveniently attaches to seat posts including aerobars Designed, engineered and assembled in the USA 
