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Engineered to stand out day and night, the Cygolite Hotshot SL 50 rear bike light delivers nearly twice the output of the original Hotshot with powerful 50 lumen flashes.

  • Features

    • Exclusive 2-button design lets you fully adjust the tempo of each flash mode to maximize motorist awareness
    • 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, Single 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
    • Zoom mode signals those around you with gentle changes in brightness
    • USB-rechargeable internal battery lasts up to an impressive 250 hours
    • Low-battery indicator alerts you when a charge is needed
    • Light mode memory saves the last mode you're in before the light is turned off
    • Compact, water-resistant design weighs only 35g
    • Seatpost mount included

    Made in USA.

    View all Cygolite Rear Bike Lights
  • Technical Specs

    Best Use


    Bulb Type


    Number of Bulbs


    Max Light Output (Lumens)


    Taillight Mounting


    Battery Mount




    Charge Time

    3 hours


    Lithium ion

    Integrated Battery


    Battery Life On High

    2.25 hours

    Battery Life On Low

    250 hours

    Battery Life Flashing

    80 hours


    1.25 ounces

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