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Smartwatch Batteries

Replacement parts for DIY smartwatch repair

iFixit makes Smartwatch repair easy: strictly tested, quality-ensured replacement parts, unmatched DIY fix kits, and free in-depth, accurate repair manuals. Our assortment of screens and batteries will get your smartwatch back in shape.

Products

67 results

Item Type: Batteries
Apple Watch (45 mm Series 7) Battery

Apple Watch (45 mm Series 7) Battery

Replace a 309 mAh battery compatible with Apple Watch 45 mm Series 7 Models A2474, A2477, and A2478. 1.189 Watt Hours (Wh). 3.85 Volts (V). Battery model A2552. Installation adhesive included.

Number of reviews:12
$29.99
Apple Watch (41 mm Series 7) Battery

Apple Watch (41 mm Series 7) Battery

Replace a 284 mAh battery compatible with Apple Watch 41 mm Series 7 Models A2475, A2476, and A2473. 1.094 Watt Hours (Wh). 3.83 Volts (V). Battery model A2663. Installation adhesive included.

Number of reviews:8
$24.99
Apple Watch (42 mm Series 3 GPS) Battery

Apple Watch (42 mm Series 3 GPS) Battery

Replace a 342 mAh battery compatible with the 42 mm GPS model Series 3 Apple Watch Model A1859. 1.31 Watt Hours (Wh). 3.82 Volts (V). Battery model A1875.

Number of reviews:30
$29.99
Apple Watch (38 mm Series 3 GPS) Battery

Apple Watch (38 mm Series 3 GPS) Battery

Replace a 262 mAh battery compatible with 38 mm GPS model Series 3 Apple Watch model A1858. 3.81 Volts (V). 1.0 Watt Hours (Wh). Battery model A1847.

Number of reviews:18
$29.99
Apple Watch (45 mm Series 8) Battery

Apple Watch (45 mm Series 8) Battery

Replace a 308 mAh battery compatible with Apple Watch 45 mm Series 8 Models A2858, A2775, A2774, and A2771. 1.189 Watt Hours (Wh). 3.85 Volts (V). Battery model A2815.

Number of reviews:5
$24.99
Apple Watch (42 mm Series 3 Cellular) Battery

Apple Watch (42 mm Series 3 Cellular) Battery

Replace a 352 mAh battery compatible with Apple Watch 42 mm Cellular Series 3 models A1892, A1861, A1891, and A1892. 3.82 Volts (V). 1.34 Watt Hours (Wh). Battery model A1850.

Number of reviews:12
$29.99
Apple Watch (41 mm Series 8) Battery

Apple Watch (41 mm Series 8) Battery

Replace a 284 mAh battery compatible with Apple Watch 41 mm Series 8 Models A2857, A2773, A2772, and A2770. 1.094 Watt Hours (Wh). 3.85 Volts (V). Battery model A2663.

Number of reviews:1
$24.99

Only 8 left in stock

Pebble Battery

Pebble Battery

Replace a 130 mAh battery compatible with the 1st generation Pebble smartwatch with E-Paper display. 3.7 Volts (V). Model #P121112.

Number of reviews:3
$18.99
Garmin Fenix 3 and 3 HR Battery

Garmin Fenix 3 and 3 HR Battery

Replace a 300 mAh battery compatible with the Garmin Fenix 3 or Fenix 3HR smartwatch. 1.11 Watt Hours (Wh). 3.7 Volts (V).

Number of reviews:11
$17.99
Apple Watch (38 mm Series 3 Cellular) Battery

Apple Watch (38 mm Series 3 Cellular) Battery

Replace a 279 mAh battery compatible with Apple Watch 38 mm Series 3 Cellular Models A1890, A1860, and A1889. 1.07 Watt Hours (Wh). 3.82 Volts (V). Battery model A1848. Installation adhesive included.

Number of reviews:11
$29.99
Pebble Time Round Battery

Pebble Time Round Battery

Replace a 58 mAh battery compatible with the Pebble Time Round smartwatch. Part #LSSP301618AE. 3.8 Volts (V).

Number of reviews:9
$14.99
Pebble Time Steel Battery

Pebble Time Steel Battery

Replace a 250 mAh battery compatible with the Pebble Time Steel smartwatch. Part #LSSP551923AE. 3.8 Volts (V).

Number of reviews:6
$14.99

Only 8 left in stock