- 200 lumen single LED red tail light for use on roads and commuting - Built-in Enhanced Cycling Optics expands your visual presence with an extra wide and long range beam compared to typical lighting optics - 2-button design to adjust speed of each flash mode and brightness of Steady mode - Built-in 24/7 Safety Technology with 6 day and night modes (Steady, Zoom, SteadyPulse, Triple Flash, - DayLightning Flash, Random Flash) - SteadyPulse: steady beam to help motorists gauge their distance while overlapping pulses keep them alert at night - DayLightning: lightning-like flashes to highlight your presence in the brightest of daytime - Zoom: signals those around you with a gentle changes in brightness - Hard seat post mount and seat stay mount - Light mode memory saves the last mode you're in - Compact, durable and 59g - IP64 water resistant for use in all weather conditions - USB rechargeable with 2 to 210h runtime - Low battery indicator - Designed, engineered and assembled in the USA