Sporting activities recording: COLMI R02 intelligent ring can file your athletics position and allow you to know your sports activities facts always. Watch whole factsQuý v? có th? liên h? t?i Hotline nhà thu?c ?? ???c h??ng d?n ki?m tra xác th?c s?n ph?m ho?c gi?i ?áp m?i th?c m?c c?a quý v?.S?n ph?m ???c ki?m nghi?m thành ph?n nghiêm ng?