Smartwatch
Browse our full selection of high-performance replacement Smartwatch batteries at Battery World. Built to OEM standards with guaranteed long-lasting power.
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$15.24Fitbit FB507 Versa 2 Replacement Battery 3.85V 160mAh
3.85VLithiumReplacement battery for Versa 2. Specifications: 160mAh, 3.85V, Li-ion. Compatible with: Versa 2, FB507. Replaces: FitBit LSSP281928, FitBit SP281928SF. Fitbit replacement battery designed for Smartwatch devices. Engineered for consistent power output across many charge cycles.
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$18.19A1848 Apple Replacement Battery 3.82V 270mAh
3.82VLithiumReplacement battery fits 17 Apple compatible models. Specifications: 270mAh, 3.82V, Li-ion. Compatible with: MQJU2LL/A, MQKW2LL/A, MQKV2LL/A, MR2W2LL/A, MQKU2LL/A, MQJQ2LL/A and 11 more compatible models. Replaces: Apple A1848. Apple replacement battery designed for Smartwatch devices. A precise, secure fit you can rely on.
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$21.37
$24.58Apple A2277 Smartwatch Replacement Battery 240mAh
3.82VLithiumReplacement battery fits 9 Apple compatible models. Specifications: 240mAh, 3.82V, Li-ion. Compatible with: MWWP2LLA, Watch SE 1gen 40mm, Watch SE A2351, Watch SE A2353, Watch SE A2355, Watch Series 5 40mm and 3 more compatible models. Replaces: Apple A2277. Apple replacement battery designed for Smartwatch devices. Engineered for consistent power output across many charge cycles.
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$16.60
$19.09HB532729EFW Huawei GLL-AL04 GT2 Pro Replacement Battery
3.87VLithiumReplacement battery for GT2 Pro. Specifications: 450 mAh, 3.87V, Li-ion. Compatible with: GT2 Pro, Watch 3, GLL-AL04. Replaces: Huawei HB532729EFW, Huawei HB532729EFW-A. Huawei replacement battery designed for Smartwatch devices. Provides reliable power for your device.
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$18.19
$20.92Fitbit Luxe LSS271120P Smartwatch Replacement Battery 3.87V 50mAh
3.87VLithiumReplacement battery for Luxe. Specifications: 50mAh, 3.87V, Li-ion. Compatible with: Luxe. Replaces: FitBit LSS271120P. Fitbit replacement battery designed for Smartwatch devices. Fits like the original manufacturer part.
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$18.19Apple A1860 Smartwatch Replacement Battery 3.81V 260mAh
3.81VLithiumReplacement battery for Watch Series 3 GPS 38mm. Specifications: 260mAh, 3.81V, Li-ion. Compatible with: Watch Series 3 GPS 38mm, Watch Series 3 38mm, A1860. Replaces: Apple A1847. Apple replacement battery designed for Smartwatch devices. Delivers steady power for reliable everyday operation.
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$15.79OPPO OW19W2 Watch 41mm XE906 Replacement Battery 210mAh
3.8VLithiumReplacement battery for 41mm. Specifications: 210mAh, 3.8V, Li-ion. Compatible with: 41mm, OW19W2, Watch 41mm. Replaces: Oppo XE906. OPPO replacement battery designed for Smartwatch devices. Built to OEM specifications for reliable performance.
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$17.40A1578 Apple Replacement Battery 3.8V 200mAh
3.8VLithiumReplacement battery fits 26 Apple compatible models. Specifications: 200mAh, 3.8V, Li-ion. Compatible with: Watch 38mm, Watch 42mm, A1553, A1554, MJ302LL/A, MJ2Y2LL/A and 20 more compatible models. Replaces: Apple A1578. Apple replacement battery designed for Smartwatch devices. Delivers steady power for reliable everyday operation.
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$19.15Asus ZenWatch 2 Replacement Battery 3.7V 270mAh
3.7VLithiumReplacement battery for ZenWatch 2. Specifications: 270mAh, 3.7V, Li-ion. Compatible with: ZenWatch 2, WI502QF. Replaces: Asus 0B200-01760100, Asus C11N1541 1ICP4/26/25. Asus replacement battery designed for Smartwatch devices. A direct drop-in replacement for the original battery.
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$18.19
$20.92OPPO Watch 46mm XE910 Smartwatch Replacement Battery 380mAh
3.85VLithiumReplacement battery for Watch 46mm. Specifications: 380mAh, 3.85V, Li-ion. Compatible with: Watch 46mm. Replaces: Oppo XE910. OPPO replacement battery designed for Smartwatch devices. Built to OEM specifications for reliable performance.
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$18.19
$20.92Apple A1850 Smartwatch Replacement Battery 3.82V 350mAh
3.82VLithiumReplacement battery fits 26 Apple compatible models. Specifications: 350mAh, 3.82V, Li-ion. Compatible with: MQL12LL/A, MQL22LL/A, MQL42LL/A, MQL02LL/A, MQL32LL/A, MR362LL/A and 20 more compatible models. Replaces: Apple A1850. Apple replacement battery designed for Smartwatch devices. Manufactured to exact OEM specifications.
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$18.98
$21.83Apple A1976 Smartwatch Replacement Battery 3.82V 290mAh
3.82VLithiumReplacement battery for Watch Series 4 44mm. Specifications: 290mAh, 3.82V, Li-ion. Compatible with: Watch Series 4 44mm, A1976. Replaces: Apple A2059. Apple replacement battery designed for Smartwatch devices. Dependable performance you can count on.
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$16.60Apple A1975 A1977 A2007 Replacement Battery 3.85V 220mAh
3.85VLithiumReplacement battery for iWatch Series 4 40mm. Specifications: 220mAh, 3.85V, Li-ion. Compatible with: iWatch Series 4 40mm, A1975, A1977, A2007. Replaces: Apple A2058. Apple replacement battery designed for Smartwatch devices. Manufactured to exact OEM specifications.
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$20.57Motorola Moto 360 2nd Replacement Battery 3.8V 250mAh
3.8VLithiumReplacement battery for Moto 360 2nd. Specifications: 250mAh, 3.8V, Li-ion. Compatible with: Moto 360 2nd, Moto 360 2rd. Replaces: Motorola FW3S. Motorola replacement battery designed for Smartwatch devices. Ensures your device stays powered through regular use.
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$18.98
$21.83LG Watch Urbane Edition LTE Replacement Battery 3.85V 570mAh
3.85VLithiumReplacement battery for Watch Urbane Edition LTE. Specifications: 570mAh, 3.85V, Li-ion. Compatible with: Watch Urbane Edition LTE. Replaces: LG BL-S6. LG replacement battery designed for Smartwatch devices. Fits like the original manufacturer part.
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$18.98
$21.83LSS282024P Fitbit Versa 4 Replacement Battery 3.87V 160mAh
3.87VLithiumReplacement battery for Versa 4. Specifications: 160mAh, 3.87V, Li-ion. Compatible with: Versa 4. Replaces: FitBit LSS282024P. Fitbit replacement battery designed for Smartwatch devices. Fits like the original manufacturer part.
