OPPO Watch Free – Smart Watch, AMOLED Curved Screen, 32g, Bluetooth 5.0
OPPO Watch Free – Smart Watch, AMOLED Curved Screen, 32g, Bluetooth 5.0, 5ATM Resistance, 230 mAh Battery, Fast Charge – Black Check Offer Price OPPO and Tsinghua University have established the Joint Research Center for Future Terminal Technology, the OPPO Watch Free is endorsed there, and it can monitor blood oxygen level and heart rate variability when the user snores,...