The Cygolite Hotrod 110/50 Headlight & Tail Light Set combines safety and aesthetic in an appealing combo pack. Low profile design means that the Hotrod lights look nice and mount wherever you want. 110 lumens of output in front and 50 lumens behind ensure that drivers see you whether it's day or night. Features: 110 lumen front light (white), 50 lumen tail light (red) 6 modes per light - Built-in 24/7 Safety Technology gives you a powerful selection of night and day modes (High - Low - SteadyPulse - Low Flash - DayLightning - Zoom) SteadyPulse mode features a steady beam to help motorists gauge their distance while overlapping pulses keeps them alert DayLightning mode emits lightning-like flashes to highlight your presence in the brightest of daytime hours Zoom mode signals those around you with gentle changes in brightness Continuous array of LEDs work in unison to illuminate an extra-wide and powerful glow USB rechargeable Li-ion battery Low battery indicator Light mode memory saves the mode you're in before the light is turned off Ultra low profile, water-resistant design only weighs 29 grams Versatite flexible mount conveniently attaches to most standard and aero styles Specifications: Brightness: 110 Lumens (Front), 50 Lumens (Rear) Battery Type: Rechargeable (USB) Run Time: - Beam Color: White, Red Color: Black Weight: 29g (Front), 29g (Rear)