Fitbit Blaze (FB502SBUL) Parts
Get a new battery for your Fitbit Blaze 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.
Fitbit Blaze Replacement Battery
Replace a 170 mAh battery compatible with the Fitbit Blaze smartwatch. 3.7 Volts (V).
The Fitbit Blaze, released in March 2016, offers a combination of fitness features and smart notifications via Bluetooth and is compatible with both IOS and Android devices.