1. ONLY Suitable for Fitbit Versa 3/ Versa 4 & Sense/ Sense 2 Smart Watch.( NOT for versa/versa 1/versa 2)
2. If you connect it to adapter, the current must not exceed 1A. We recommend using the USB port of a 5V/1A charger to charge your device because the voltage is more stable.
3. The watch is not included.