This 3.85V 160mAh Li-Polymer battery is a compatible replacement for FitBit FB507. Compare the number printed on your current battery, its voltage, chemistry, dimensions and connector before ordering.
Included: One replacement battery pack.
Battery specifications
| Voltage | 3.85V |
| Capacity | 160mAh |
| Chemistry | Li-Polymer |
| Energy | 0.62Wh |
| Dimensions | 28.00 x 17.60 x 2.80mm |
| Battery weight | 3g /0.11 oz |
Replacing your FitBit FB507 battery
Compare the connector shape, wire arrangement and polarity with your original battery. Check all listed specifications; a similar model name or matching voltage alone does not confirm a fit.
Compatible equipment models
FitBit FB507, Versa 2
Replacement battery numbers
FitBit LSSP281928, SP281928SF