Model: AS-JZ-188

Battery Capacity: 18mAh

External Dimensions: 7#17.3mm, 8#18.1mm, 9#18.9mm, 10#19.8mm, 11#20.6mm

Product Weight: 3.7g

Applicable Population: Unisex

Wearing Method: Finger

Applicable System: Android, iOS

Additional Functions: Sleep, Blood Oxygen, Step Counting

Compatible Platform: iOS Bluetooth Version 5.2

After-sales Service: Three Guarantees in Store

Invoice: Invoice Provided

Packing List: Ring, Manual, Charging Cable/Charging Case, Packaging Box

Color: Stripe Gold,Rose Gold,Black

Size:6#,7#,8#,9#,10#,11#,12#,13#

Style: Healthy Intelligent Titanium Steel Ring

Ring Size Chart for Various Countries Length (mm)

USA UK Japan Germany France Switzerland China Circumference Diameter

5 J 1/2 9 15.75 49 9 9 49.3 15.7

6 L 1/2 12 16.5 51.5 11.5 12 51.8 16.5

7 O 14 17.25 54 14 14 54.4 17.3

8 Q 16 18 56.5 16.5 16 56.9 18.1

9 S 18 19 59 19 18 59.5 18.9

10 T 1/2 20 20 61.5 21.5 20 62.1 19.8

11 V 1/2 23 20.75 64 24 23 64.6 20.6

12 Y 25 21.25 66.5 27.5 25 67.2 21.4

Price shown includes shipping and GST.