50 lumen flashes makes you stand out in broad daylight and at night | Built-in 24/7 Safety Technology gives you a powerful selection of 6 day and night modes (Steady, Zoom, SteadyPulse, Triple Flash, DayLightning Flash, Random Flash) | Freely adjust the brightness of Steady mode and the flash tempo of the flashing modes with the simple 2-button interface | SteadyPulse mode features a steady beam to help motorists gauge their distance while overlapping pulses keep them alert at night |DayLightning mode emits lightning-like flashes to highlight your presence in the brightest of daytime hours | Zoom mode signals those around you with a gentle changes in brightness | USB rechargeable internal battery lasts up to an impressive 200 hours | MODEL: Hotshot SL 50 USBBRAND: CYGOLITEPART NO: 911646 SUP NO: HS-SL-50 *