Sports recording: COLMI R02 smart ring can file your athletics position and allow you to know your sporting activities facts all the time. Check out entire factsHi?u qu? c?a s?n ph?m nhanh hay ch?m tùy thu?c vào c? ??a c?a m?i ng??i. Tuy nhiên ?? s?n ph?m phát huy ???c Hello?u qu? t?t nh?t, ng??i s? d?ng nên dùng s?n ph?m liên t?c trong 1 th