Cygolite Streak 450 & Hotshot SL 50 The Cygolite Streak 450 Headlight has been engineered for both day and night use and packs an impressive 450 lumens in a lightweight and compact design. It features a great selection of powerful brightness settings to illuminate your path. The DayLighting(R) modes will output lightning-like flashes to make you more visible during the daylight. Go all out at anytime, anywhere with this ultra-bright and powerful light. The Hotshot features 50 powerful lumens of flashing output, providing you with unprecedented safety. The integrated ion battery allows you to conveniently recharge it through a Sub connection, eliminating battery replacement costs and waste. Streak 450 Features Powerful 450 lumen output with 7 light modes Built-in 24/7 Safety Technology(R) gives you a powerful selection of night and day modes (Boost - High - Medium - Low - SteadyPulse(R) - DayLightning(R) - Walking) SteadyPulse(R) mode alerts night time motorists with pulses while constantly lighting your path DayLightning(R) mode emits lightning-like flashes to highlight your presence in the brightest of daytime hours USB rechargeable Li-ion battery Low battery indicator Light mode memory saves the mode you're in before the light is turned off Rugged, water resistant design only weighs 90 grams Side illumination ports highlight your presence to nearby motorists 2nd generation Locktite tool-free handlebar mount securely clamps to 22 to 32mm diameter handlebars Hotshot SL 50 Powerful 50 lumens flashing Built-in 24/7 Safety Technology(R) gives you a powerful selection of 6 day and night modes (Steady - Zoom - SteadyPulse(R) - Triple Flash - DayLightning(R) - Random Flash) Freely adjust the brightness of Steady mode and the flash tempo of the flashing modes with the simple 2 button interface SteadyPulse(R) mode features a steady beam to help motorists gauge their distance while overlapping pulses keeps them alert at night DayLightning(R) 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 USB rechargeable internal battery Low battery indicator Light mode memory saves the mode you're in before the light is turned off Compact, water resistant design weighs only 55 grams Seat post mount included Front Specs LED OUTPUT 450 lumens TOTAL MODES 7 RUN TIMES Low: 10 hrs Medium: 3 hrs High: 2 hrs Boost: 1 hrs SteadyPulse(R): 3 hrs DayLightning(R): 10 hrs Walking: 100 hrs CHARGE TIME 4 hrs MOUNTING Handlebar BATTERY Built-in Li-ion SYSTEM WEIGHT 90 g Rear Specs LED 50 lumens flashing TOTAL MODES 6 CHARGE TIME 3 hrs MOUNTING Seat post BATTERY Built-in Li-ion SYSTEM WEIGHT 55 g | Cygolite Streak 450 & Hotshot SL 50 Combo