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BatteryClerk Prime FAST 1-2 day shipping to most of the USA
BatteryClerk Prime FAST 1-2 day shipping to most of the USA

Smart Watch Batteries

Keep your smartwatch running like new with BatteryClerk’s premium selection of replacement batteries! We offer high-quality, compatible batteries for top brands like Samsung, Garmin, and Asus, ensuring your device stays powered throughout the day. Whether you need a battery replacement for fitness tracking, notifications, or everyday convenience, our reliable solutions deliver long-lasting performance. Explore our collection today and give your smartwatch the power boost it deserves!

  • Ticwatch Pro 3 Smart Watch Replacement Battery
    $24.49 - $24.49
    $24.49
    $24.49 - $24.49
    $24.49

    Ticwatch Pro 3 Smart Watch Replacement Battery

    INFO This is a replacement compatible with a Ticwatch Smart Watch Battery Volts: 3.85V (3.85 Volts) Capacity: 570mAh (0.57Ah) Type: Li-Polymer Colo...

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    $24.49 - $24.49
    $24.49
    $24.49 - $24.49
    $24.49
  • Fitbit Luxe Smart Watch Replacement Battery
    $22.69 - $22.69
    $22.69
    $22.69 - $22.69
    $22.69

    FitBit Luxe Smart Watch Replacement Battery

    INFO This is a replacement compatible with a FitBit Smart Watch Battery Volts: 3.87V (3.87 Volts) Capacity: 50mAh (0.05Ah) Type: Li-Polymer Color: ...

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    $22.69 - $22.69
    $22.69
    $22.69 - $22.69
    $22.69
  • Samsung Galaxy Watch3 45mm SM-R840 SM-R845 Replacement Battery-main
    $15.39 - $15.39
    $15.39
    $15.39 - $15.39
    $15.39

    Samsung Galaxy Watch3 45mm,SM-R840,SM-R845 Smart Watch Replacement Battery

    INFO This is a replacement compatible with a Samsung Smart Watch Battery Volts: 3.85V (3.85 Volts) Capacity: 330mAh (0.33Ah) Type: Li-Polymer Color...

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    $15.39 - $15.39
    $15.39
    $15.39 - $15.39
    $15.39
  • Garmin Fenix 5S Fenix 5S Plus Smart Watch Replacement Battery
    $18.29 - $18.29
    $18.29
    $18.29 - $18.29
    $18.29

    Garmin Fenix 5S,Fenix 5S Plus Smart Watch Replacement Battery

    INFO This is a replacement compatible with a Garmin Smart Watch Battery Volts: 3.7V (3.7 Volts) Capacity: 150mAh (0.15Ah) Type: Li-Polymer Color: B...

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    $18.29 - $18.29
    $18.29
    $18.29 - $18.29
    $18.29
  • FOSSIL DW11F Gen 5E 44mm Smart Watch Replacement Battery
    $19.19 - $19.19
    $19.19
    $19.19 - $19.19
    $19.19

    Fossil DW11F,Gen 5E 44mm Smart Watch Replacement Battery

    INFO This is a replacement compatible with a Fossil Smart Watch Battery Volts: 3.85V (3.85 Volts) Capacity: 300mAh (0.3Ah) Type: Li-Polymer Color: ...

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    $19.19 - $19.19
    $19.19
    $19.19 - $19.19
    $19.19
  • Garmin Femix 6s Pro, Venu Smart Watch Replacement Battery
    $13.49 - $13.49
    $13.49
    $13.49 - $13.49
    $13.49

    Garmin Venu,Femix 6s Pro Smart Watch Replacement Battery

    INFO This is a replacement compatible with a Garmin Smart Watch Battery Volts: 3.8V (3.8 Volts) Capacity: 170mAh (0.17Ah) Type: Li-Polymer Color: B...

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    $13.49 - $13.49
    $13.49
    $13.49 - $13.49
    $13.49
  • Garmin Venu 2 Smart Watch Replacement Battery
    $19.19 - $19.19
    $19.19
    $19.19 - $19.19
    $19.19

    Garmin Venu 2 Smart Watch Replacement Battery

    INFO This is a replacement compatible with a Garmin Smart Watch Battery Volts: 3.85V (3.85 Volts) Capacity: 210mAh (0.21Ah) Type: Li-Polymer Color:...

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    $19.19 - $19.19
    $19.19
    $19.19 - $19.19
    $19.19
  • Tomtom Runner Cardio Replacement Battery-main
    $18.29 - $18.29
    $18.29
    $18.29 - $18.29
    $18.29

    TomTom Runner Cardio,Runner,Spark 8rs00 Smart Watch Replacement Battery

    INFO This is a replacement compatible with a TomTom Smart Watch Battery Volts: 3.8V (3.8 Volts) Capacity: 190mAh (0.19Ah) Type: Li-Polymer Color: B...

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    $18.29 - $18.29
    $18.29
    $18.29 - $18.29
    $18.29
  • Samsung Galaxy Gear S2 3G Gear S2 3G SM-R730 SM-R7 Replacement Battery-main
    $15.39 - $15.39
    $15.39
    $15.39 - $15.39
    $15.39

    Samsung Gear S2 3G,Galaxy Gear S2 3G,SM-R730,SM-R730A,SM-R730T,SM-R730S,SM-R730V,SM-R735 Smart Watch Replacement Battery

    INFO This is a replacement compatible with a Samsung Smart Watch Battery Volts: 3.7V (3.7 Volts) Capacity: 300mAh (0.3Ah) Type: Li-Polymer Color: B...

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    $15.39 - $15.39
    $15.39
    $15.39 - $15.39
    $15.39
  • Samsung Galaxy Watch Active2 40mm SM-R830 SM-R835 Replacement Battery-main
    $15.39 - $15.39
    $15.39
    $15.39 - $15.39
    $15.39

    Samsung Galaxy Watch Active2 40mm,SM-R830,SM-R835 Smart Watch Replacement Battery

    INFO This is a replacement compatible with a Samsung Smart Watch Battery Volts: 3.85V (3.85 Volts) Capacity: 220mAh (0.22Ah) Type: Li-Polymer Color...

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    $15.39 - $15.39
    $15.39
    $15.39 - $15.39
    $15.39
  • Samsung Gear S3 Classic Gear S3 classic LTE Gear S Replacement Battery-main
    $15.39 - $15.39
    $15.39
    $15.39 - $15.39
    $15.39

    Samsung Gear S3 Classic,Gear S3 Frontier,SM-R770,SM-R760,Gear S3 Frontier SM-R760,SM-R765,Gear S3 classic LTE,Gear S3 Smart Watch Replacement Battery

    INFO This is a replacement compatible with a Samsung Smart Watch Battery Volts: 3.85V (3.85 Volts) Capacity: 350mAh (0.35Ah) Type: Li-Polymer Color...

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    $15.39 - $15.39
    $15.39
    $15.39 - $15.39
    $15.39
  • Apple A1976 Watch Series 4 44mm Replacement Battery-main
    $22.69 - $22.69
    $22.69
    $22.69 - $22.69
    $22.69

    Apple Watch Series 4 44mm,A1976 Smart Watch Replacement Battery

    INFO This is a replacement compatible with a Apple Smart Watch Battery Volts: 3.82V (3.82 Volts) Capacity: 290mAh (0.29Ah) Type: Li-Polymer Color: ...

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    $22.69 - $22.69
    $22.69
    $22.69 - $22.69
    $22.69
  • Garmin Approach S1 Forerunner 110 Forerunner 210 F Replacement Battery-main
    $19.19 - $19.19
    $19.19
    $19.19 - $19.19
    $19.19

    Garmin Forerunner S1,Forerunner S1W,Forerunner 110,Forerunner 210,Forerunner 210W,Approach S1,Forerunner 610 Smart Watch Replacement Battery

    INFO This is a replacement compatible with a Garmin Smart Watch Battery Volts: 3.7V (3.7 Volts) Capacity: 200mAh (0.2Ah) Type: Li-ion Color: Black ...

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    $19.19 - $19.19
    $19.19
    $19.19 - $19.19
    $19.19
  • Fitbit Charge 5 Smart Watch Replacement Battery
    $24.49 - $24.49
    $24.49
    $24.49 - $24.49
    $24.49

    FitBit Charge 5 Smart Watch Replacement Battery

    INFO This is a replacement compatible with a FitBit Smart Watch Battery Volts: 3.87V (3.87 Volts) Capacity: 65mAh (0.065Ah) Type: Li-Polymer Color:...

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    $24.49 - $24.49
    $24.49
    $24.49 - $24.49
    $24.49
  • Samsung Galaxy Watch 42mm SM-R810 SM-R815 Replacement Battery-main
    $15.39 - $15.39
    $15.39
    $15.39 - $15.39
    $15.39

    Samsung Galaxy Watch 42mm,SM-R810,SM-R815 Smart Watch Replacement Battery

    INFO This is a replacement compatible with a Samsung Smart Watch Battery Volts: 3.85V (3.85 Volts) Capacity: 250mAh (0.25Ah) Type: Li-Polymer Color...

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    $15.39 - $15.39
    $15.39
    $15.39 - $15.39
    $15.39
  • Fitbit Charge 2 Replacement Battery-main
    $15.39 - $15.39
    $15.39
    $15.39 - $15.39
    $15.39

    FitBit Charge 2 Smart Watch Replacement Battery

    INFO This is a replacement compatible with a FitBit Smart Watch Battery Volts: 3.7V (3.7 Volts) Capacity: 60mAh (0.06Ah) Type: Li-Polymer Color: Bl...

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    $15.39 - $15.39
    $15.39
    $15.39 - $15.39
    $15.39
  • Samsung Gear Live SM-R382 Replacement Battery-main
    $15.39 - $15.39
    $15.39
    $15.39 - $15.39
    $15.39

    Samsung Gear Live,SM-R382 Smart Watch Replacement Battery

    INFO This is a replacement compatible with a Samsung Smart Watch Battery Volts: 3.7V (3.7 Volts) Capacity: 220mAh (0.22Ah) Type: Li-Polymer Color: ...

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    $15.39 - $15.39
    $15.39
    $15.39 - $15.39
    $15.39
  • Garmin Tactix 7 fenix 7X Smart Watch Replacement Battery
    $15.39 - $15.39
    $15.39
    $15.39 - $15.39
    $15.39

    Garmin Tactix 7,fenix 7X Smart Watch Replacement Battery

    INFO This is a replacement compatible with a Garmin Smart Watch Battery Volts: 3.7V (3.7 Volts) Capacity: 300mAh (0.3Ah) Type: Li-Polymer Color: Bl...

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    $15.39 - $15.39
    $15.39
    $15.39 - $15.39
    $15.39
  • Garmin Venu SQ Music Smart Watch Replacement Battery
    $13.49 - $13.49
    $13.49
    $13.49 - $13.49
    $13.49

    Garmin Venu SQ Music,Venu SQ2 Music Smart Watch Replacement Battery

    INFO This is a replacement compatible with a Garmin Smart Watch Battery Volts: 3.87V (3.87 Volts) Capacity: 200mAh (0.2Ah) Type: Li-Polymer Color: ...

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    $13.49 - $13.49
    $13.49
    $13.49 - $13.49
    $13.49
  • Samsung Watch 5 40mm SM-R900 SM-R905 380mAh Smart Watch Replacement Battery
    $18.29 - $18.29
    $18.29
    $18.29 - $18.29
    $18.29

    Samsung Watch 5 44mm,SM-R915U,SM-R910,SM-R915 Smart Watch Replacement Battery

    INFO This is a replacement compatible with a Samsung Smart Watch Battery Volts: 3.88V (3.88 Volts) Capacity: 380mAh (0.38Ah) Type: Li-Polymer Color...

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    $18.29 - $18.29
    $18.29
    $18.29 - $18.29
    $18.29
  • Fitbit FB507 Versa 2 Smart Watch Replacement Battery
    $15.39 - $15.39
    $15.39
    $15.39 - $15.39
    $15.39

    FitBit Versa 2,FB507 Smart Watch Replacement Battery

    INFO This is a replacement compatible with a FitBit Smart Watch Battery Volts: 3.85V (3.85 Volts) Capacity: 160mAh (0.16Ah) Type: Li-Polymer Color:...

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    $15.39 - $15.39
    $15.39
    $15.39 - $15.39
    $15.39
  • Fitbit Surge Replacement Battery-main
    $15.39 - $15.39
    $15.39
    $15.39 - $15.39
    $15.39

    FitBit Surge Smart Watch Replacement Battery

    INFO This is a replacement compatible with a FitBit Smart Watch Battery Volts: 3.7V (3.7 Volts) Capacity: 100mAh (0.1Ah) Type: Li-Polymer Color: Bl...

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    $15.39 - $15.39
    $15.39
    $15.39 - $15.39
    $15.39
  • Casio PRT-2GP Replacement Battery-main
    $13.49 - $13.49
    $13.49
    $13.49 - $13.49
    $13.49

    Casio PRT-2GP Smart Watch Replacement Battery

    INFO This is a replacement compatible with a Casio Smart Watch Battery Volts: 3.7V (3.7 Volts) Capacity: 320mAh (0.32Ah) Type: Li-Polymer Color: Bl...

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    $13.49 - $13.49
    $13.49
    $13.49 - $13.49
    $13.49
  • Suunto 9 Smart Watch Replacement Battery
    $13.49 - $13.49
    $13.49
    $13.49 - $13.49
    $13.49

    Suunto 9,9 baro Smart Watch Replacement Battery

    INFO This is a replacement compatible with a Suunto Smart Watch Battery Volts: 3.8V (3.8 Volts) Capacity: 290mAh (0.29Ah) Type: Li-Polymer Color: B...

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    $13.49 - $13.49
    $13.49
    $13.49 - $13.49
    $13.49