





💍 Elevate your wellness game—wear the future on your finger!
The SARUNN ER Smart Ring is a sleek, silver health tracker designed for iOS and Android users, featuring continuous monitoring of heart rate, blood oxygen, blood pressure, and sleep quality. With an ultra-thin 0.1-inch display, IP68 waterproof rating up to 80 meters, and a battery life lasting up to 5 days (extendable to 30+ with the charging case), it supports multiple sports tracking without subscription fees. Its lightweight stainless steel build ensures all-day comfort, making it a discreet yet powerful companion for proactive health management.






| ASIN | B0F94B5GMG |
| Additional Features | Activity Tracker |
| Band Material Type | Stainless Steel |
| Battery Cell Composition | Lithium Ion |
| Battery Cell Type | Lithium Ion |
| Best Sellers Rank | #271,906 in Electronics ( See Top 100 in Electronics ) #973 in Smart Rings #2,239 in Activity & Fitness Trackers |
| Brand | SARUNN ER |
| Built-In Media | Smart Ring*1, Charging Case*1, USB Charging Cable*1, User Manual*1 |
| Color | Silver |
| Communication Feature | Bluetooth |
| Compatible Devices | Smartphone |
| Compatible Phone Models | Compatible with iOS and Android devices |
| Connectivity Technology | Bluetooth |
| Customer Reviews | 3.3 out of 5 stars 15 Reviews |
| Display Type | Analog |
| GPS | No GPS |
| GPS Geotagging Functionality | No GPS |
| Human Interface Input | Touchscreen |
| Manufacturer | SARUNN ER |
| Metrics Measured | Heart Rate Monitor, Blood Oxygen Monitor, Sleep Duration, Blood Pressure |
| Model Name | Smart Ring |
| Model Number | SF20250905B0F94B5GMG_B0F94B5GMG_1_TJ4RpA |
| Operating System | IOS, Android |
| Screen Size | 0.1 inches |
| Shape | Round |
| Special Feature | Activity Tracker |
| Style Name | Modern |
| Supported Application | Blood Pressure Monitor, Fitness Tracker, Heart Rate Monitor, Pedometer, Sleep Monitor |
| UPC | 762833974599 |
| Warranty Type | Limited |
| Water Resistance Depth | 80 meters |
| Water Resistance Level | Waterproof |
| Wearable Computer Type | Smart Ring |
| Wireless Communication Standard | Bluetooth |
| Wireless Compability | Bluetooth |
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