The CatEye SYNC Combo Kit brings two powerful lighting elements to your bicycle, with the SYNC Core providing 500 lumens of illumination and the SYNC Kinetic featuring a built-in accelerometer to turn on high mode as you decelerate for extra safety. With the SYNC lighting system, you can easily pair up to seven lights and control them remotely with the smartphone app, turning them all on and off with one touch. Enjoy maximum visibility and stay safe day or night with this incredibly efficient combo set.

SKU: 8910000

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    SYNC YOUR LIGHTS: Turn on/off all your lights with one touch. Pair up to 7 lights and control with smartphone app.
    HIGH POWER HEADLIGHT: 500 lumens with OptiCube lens technology for round beam.
    KINETIC TAIL LIGHT: Built-in acceleration sensor automatically turns on high when you slow down.
    UP TO 130 HOURS: Small and powerful headlight includes lithium battery and runs up to 130 hours; Kinetic tail light runs up to 50 hours; Recharge in just 2.5 to 3 hours (cables included)
    CUSTOMIZE LIGHT MODES: Five light modes including constant and flashing; Kinetic tail light also features group ride mode; High visibility for every ride (even in broad daylight)

    Run time


    High (500 lumens):2 hrs
    Middle (150 lumens):9 hrs
    Low (100 lumens):15 hrs
    Daytime HyperConstant (500/100 lumens):18 hours
    Flashing (100 lumens):130 hrs


    High (40 lumens):1.5 hrs
    Low (5 lumens):15 hrs
    Flashing (30 lumens):50 hrs
    Rapid (50 lumens):20 hrs
    Group Ride (40 lumens):15 hrs
    Daytime HyperFlash (50 lumens):30 hrs

    *When Kinetic mode is enabled 60 times per hour:

    High (40 lumens):1.4 hrs
    Low (5 lumens):6 hrs
    Flashing (30 lumens):7 hrs
    Rapid (50 lumens):6 hrs
    Group Ride (40 lumens):6 hrs
    Daytime HyperFlash (50 lumens):7 hrs

    Tech Specs

    [SYNC CORE] 41.5 x 33.5 x 93.5mm
    [SYNC KINETIC] 74.5 x 26 x 28mm

    [SYNC CORE] 94 g (light unit and battery)
    [SYNC KINETIC] 43g (with battery)

    [SYNC CORE] Li-ion rechargeable battery (3.6V-2,200mAh)
    [SYNC KINETIC] Lithium Polymer rechargeable battery

    Recharge time:
    [SYNC CORE] 3-6 hrs (3hrs fast recharge using 1A or higher USB charging adapter, or using USB3.0)
    [SYNC KINETIC] 2.5 hrs (USB recharge)

    Mount size:
    [SYNC CORE] φ22.0-35.0mm
    [SYNC KINETIC] φ26.0-32.0mm

    Recharge/discharge number of times:About 300 times(until the rated capacity drops to 70%)

    Water resistant:

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    Returns Policy

    We gladly accept returns of unused, undamaged or defective merchandise purchased online within 60 days from the original purchase date.

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    CATEYE-Combo Kit-Sync Core & Sync Kinetic-
    CATEYE-Combo Kit-Sync Core & Sync Kinetic-
    CATEYE-Combo Kit-Sync Core & Sync Kinetic-
    CATEYE-Combo Kit-Sync Core & Sync Kinetic-
    CATEYE-Combo Kit-Sync Core & Sync Kinetic-
    • Trusted Since 1954

      For over 60 years, CATEYE has been committed to manufacturing products with quality you can trust.

    • Japanese Innovation & Technology

      CATEYE originated the first LED bicycle headlight and continues to be a leader in innovation and technology.

    • Industry Leading Support

      All products come with a robust 2 year warranty and support when you need it.

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