Precise positioning GPS sab nraum zoov kev ua si saib
ntau lub luag haujlwm
1, Loj: 45 * 53 * 13.5mm
2 、 Zaub: 1.75 "IPS xim zaub
3, Pluaj: 20mm silicone pluaj
4, APP: Fitbeing
5, Kev daws teeb meem: 240 * 296
6, Bluetooth 5.3
7, Sensor: PPG, Acceleration Sensor