Package with 2 Original Straps
Support Android APP Install
2.1 inch Amoled Screen
2GB+16GB Memory
Wifi Support
Built-in GPS Google Map
NJYUAN E03C Smart Glasses
March 17, 2026
NJYUAN TK5 Smart Ring
Original price was: $49.99.$29.99Current price is: $29.99.
Exercise, Sleep, Heart Rate, Blood Pressure, Blood Oxygen, Remote Care
Black Technology for you and your family health escort
"Precision monitoring of health guardians
Slim,compact, and seamless to wear
Sleep status analysis
Record exercise data throughout
Recora exercise data throughout the day
View monitoring data
Easily cope with various scenarios
Remote Caring for your family
Super long standby time
Meeting measurement method
| Weight | 0.25 kg |
|---|---|
| Color | Black, Champagne, Gold, Silver |
| Ring Size | 10-perimeter 62.1mm-diameter 19.8mm, 11-perimeter 64.6mm-diameter 20.6mm, 9-perimeter 59.5mm-diameter 18.9mm |
Specification
| Product Type | Smart Ring (Heart Rate Monitoring, Blood Oxygen Monitoring, Blood Pressure Monitoring, Step Counting, Exercise, Remote Care) |
| Product Features | Exercise, Sleep, Heart Rate, Blood Pressure, Blood Oxygen, Remote Care |
| Shell Material and Color | Outer Surface Material: Stainless Steel Electroplating Process, Salt Spray Test for 72 Hours. Main Body Material: Epoxy Resin |
| Compatible Systems | Android 5.0 and above; HarmonyOS; iOS 10.0 and above |
| CPU | JL AC6323A4 |
| Storage Capacity | It is recommended to connect to the app and synchronize data every day. The data can be stored for 7 days, and the specific storage time depends on the usage type and frequency. |
| Heart Rate Sensor | Goodix GH3018 |
| G-Sensor | STK8321 |
| Battery Capacity | 15-20mAh |
| Battery Life | It can be used for about 3 days when connected to Bluetooth, and the specific time depends on the usage frequency. |
| Charging Method | The standard magnetic charging cable (USB rated 5V) is included, and the charging dock is optional. |
| Light Emitting Sensor | The LED is within the visible color range and is safe and friendly to the user. |
| Connection Method | Low-power Bluetooth 5.0 |
| Ring Width | 8mm |
| Product Weight | Approximately 5.0 grams |
| Software Program Updatability | Updated through the software application program |
| Waterproof Level | 5ATM + IP68 |
| Charging Interface | Magnetic charging with short-circuit protection |
| Charging Time | Approximately 1 hour |
| Motion Monitoring | Sleep Monitoring Multiple exercise modes available Heart rate monitoring and measurement |
| APP Language | Russian, Hungarian, Turkish, German, Italian, Czech, Slovak, Japanese, French, Polish, Persian, Simplified Chinese, Traditional Chinese, English, Portuguese, Spanish, Vietnamese, Arabic, Korean, Thai (20 languages in total) |
Shipping
Buyswear.com offer logistics line shipping mode. all shipping from China. All the package you can tracking on 17track.net.
Q & A
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