Fitbit Smartwatch Batteries
Get a new battery for your Fitbit and bring your smartwatch back to life!
iFixit has you covered with batteries and free repair guides. Repair with confidence! Our replacement batteries are tested to rigorous standards and backed by our industry-leading warranty.
Choose your model of Fitbit Smartwatch:
Parts that work with Fitbit Smartwatch:
Fitbit Charge 3 and 4 Battery
Replace a battery compatible with the Fitbit Charge 3 or 4. 71 mAh. 4.4 Volts (V).
Fitbit Versa 1 Battery
Replace a dead or malfunctioning battery in a Fitbit Versa 1 smartwatch.
Fitbit Charge 2 Battery
Replace a model #LSSP411415 battery compatible with the Fitbit Charge 2 fitness wristband. 60 mAh. 3.7 Volts (V).
Fitbit Versa 2 Battery
Replace a dead or malfunctioning battery in a Fitbit Versa 2 smartwatch.
Fitbit Blaze Battery
Replace a 170 mAh battery compatible with the Fitbit Blaze smartwatch. 3.7 Volts (V).
Fitbit Alta Battery
Replace a 36 mAh battery compatible with the Fitbit Alta fitness wristband. 3.7 Volts (V). Model #WL-FBT08.
Fitbit Charge HR Battery
Replace a battery compatible with the Fitbit Charge HR smartwatch.
Fitbit Alta HR Battery
Replace a 45 mAh battery compatible with the Fitbit Alta HR fitness wristband. 3.7 Volts (V). Model #WL-FBT07.
Fitbit Inspire HR Battery
Replace a battery compatible with the Fitbit Inspire HR smartwatch fitness wristband. Model #WL-FBT09. 3.7 Volts (V). 46 mAh.
Fitbit Versa 3 Battery
Replace a dead or malfunctioning battery in a Fitbit Versa 3 smartwatch.
Device Info
Fitbit produces activity trackers, wearable devices that measure data such as the number of steps walked, heart rate, and quality of sleep. The first product released was the Fitbit Tracker.