Bluetooth 4.0 Pedometer heart rate monitoring ring RH-30-BT
RH-30-BT Bluetooth 4.0 Pedometer heart rate monitoring ring
use for pedometer and heart rate monitoring functions
DESCRIPTION
1. Heart rate transmission via Bluetooth 4.0
2. Digital Pedometer
3. walking Distance
4. Heart rate monitoring
5. Calorie
6. Stopwatch
7. Clock
