Product information:
Color: Pink No. 6 inner diameter 16.75mm, Pink No. 7 inner diameter 17.55mm, Pink No. 8 inner diameter 18.35mm, Pink No. 9 inner diameter 19.25mm, Pink No. 10 inner diameter 20.00mm, Pink No. 11 inner diameter 20.85mm, Pink No. 12 inner diameter 21.65mm, Pink No. 13 inner diameter 22.45mm; Silver No. 6 inner diameter 16.75mm, Silver No. 7 inner diameter 17.55mm, Silver No. 8 inner diameter 18.35mm, Silver No. 9 inner diameter 19.25mm, Silver No. 10 inner diameter 20.00mm, Silver No. 11 inner diameter 20.85mm, Silver No. 12 inner diameter 21.65mm, Silver No. 13 inner diameter 22.45mm; Black No. 6 inner diameter 16.75mm, Black No. 7 inner diameter 17.55mm, Black No. 8 inner diameter 18.35mm, Black No. 9 inner diameter 19.25mm, Black No. 10 inner diameter 20.00mm, Black No. 11 inner diameter 20.85mm, Black No. 12 inner diameter 21.65mm, Black No. 13 inner diameter 22.45mm.
Target Audience: Universal
Battery Capacity: 18mAh
Additional Features: Heart rate, blood oxygen, blood pressure, heart rate variability, sleep tracking, photo capture
Wearing Method: Finger-worn
Package Contents: Smart ring + charging cable