SPECIFICATIONS

Brand Name: YERSIDA

Model Number: R11M

Certification: ce

Hign-concerned Chemical: None

Activity Tracked: Activity Tracker

Activity Tracked: Steps Tracker

Activity Tracked: Distance Tracker

Activity Tracked: Calorie Tracker

Waterproof Grade: 5ATM

Case Material: STEEL

Item Weight: 4.5G

Battery Capacity(mAh): 20mAh

NFC Support: No

Origin: Mainland China

Metrics measured: Heart Rate Monitor

Metrics measured: Sleep Monitor

Metrics measured: Blood Oxygen Monitor

Display screen: No

Material: epoxy resin+stainless steel

Waterproof: IP68

Standby duration: 7-10 days

Using Time: 3-5 days

Bluetooth Version: 5.0

Charging time: 1-2h

Language support: English, Simplified Chinese, Traditional Chinese, Russian, Ukrainian, German, French, Italian, Spanish, Portuguese, Polish, Greek, Romanian, Hungarian, Czech, Slovak, Irish, Croatian, Swedish, Danish, Finnish, Arabic, Persian, Norwegian, Japanese, Korean, Thai, Vietnamese

App: Smart Health

Choice: yes

semi_Choice: yes

YERSIDA R11M Health Smart Ring Sleep Monitoring IP68 Waterproof Heart Rate Blood Oxygen Monitor Sport Mode Epoxy Resin Material

Description:

-Waterproof Level：IP68

-Charging time：around 1-2 hours

-Charging Method：Magnetic Charging

-Color : Black, Gold

-Basic functions: steps, kilometers, calories, exercise data recording

-Main functions: heart rate measurement, blood oxygen measurement, sleep health monitoring, intelligent  photography, and adding friends

-Multiple sports modes: running, cycling, skipping rope, brisk walking, mountaineering, yoga, golf, dance

Other Smart ring

 * Manual measurement with an error of 1 to 2mm