Healthy Sports Bluetooth Heart Rate Blood Pressure Oximeter Step Calories Smart Ring

Product information:
Color: Gun Color 17#, Gun Color 18#, gun color 19#, Gun Color 20#, gun color 21#, gun color 22#, silver 17#, Silver 18#, Silver 19#, silver 20#, silver 21#, silver 22#, rose gold 17#, rose gold 18#, rose gold 19#, rose gold 20#, rose gold 21#, rose gold 22#, gold 17#, gold 18#, gold 19#, gold 20#, gold 21#, Gold 22#, ink blue 17#, ink blue 18#, ink blue 19#, ink blue 20#, ink blue 21#, ink blue 22#
Battery capacity: 28mAh
Additional functions: Sports
Wearing method: Finger
Packing List: smart ring charging warehouse charging cable manual