How to choose your size - Measuring Finger Method

Step 1:
When measuring,please choose a thin,non-stretchy wire and wrap it around your finger and mark it with a pen or other tool.
Step 2 :
Straighten the thin wire and measure its length with a ruler and shop against the ring specifications bove.

Warm Reminder :

Typically, sizes 7-8 are suitable for women and 9-12 are suitable for most men's sizes.
Please measure your finger size before purchasing to avoid inappropriate size

Product Parameters

Model Name: R10 Smart Ring
APP:Qring
Chipset: RTL8762 ESF
Memory:RAM 104KB，ROM 512 KB
BT: BT5.2
Waterproof grade:5ATM
Body Material：Stainless Steel
Battery: 14mAh(18mAh for size 11 and above)
Charging Method：Wireless Charging
Charging Time: About 1.5 hours
Normal Using Time: 3-5days (depending on personal habits)
Standby Time: 7days-10days
Supported Systems :Android 5.0 and above ；iOS 10.0 and above
Ring size（mm) : No. 7, 17.5 mm; No. 8, 18.3 mm; No. 9, 19.1 mm; No. 10, 20 mm; No. 11, 20.8 mm; No. 12, 21.6 mm; No. 13, 22.4 mm; No. 14, 23.2 mm
Sensor : ST LIS2DOCTR
Heart Rate Sensor : Vcare VC9213A

Major function:

1>Daily Activity: Steps, Distance, Calorie Counting

2>Health management: heart rate, oxygen saturation, sleep tracking, multi-sport mode, stress, heart rate variability

3>Other Functions:Remote Photo, Find Ring, Gesture Control, Games，Female physiological reminders

Note:

1. For best performance and accuracy, we recommend wearing the Smart Ring on your index finger. If you prefer other fingers, the middle and ring fingers are also OK. Avoid using fingers that are narrower than the knuckles at the base.
2. The size of R10 ring may not be completely in line with universal standards. Please measure your finger circumference before purchasing and make sure it fits comfortably, then choose the appropriate size.
3. How to start: Use the included charging cable or charging case to charge R10 Ring. The heart rate light will light up to indicate successful startup. Then you can use the APP Qring to connect the R10 Ring.
4. Some models have a protective film on the charging port. Please remove the protective film before charging.