UniJethro SR11M Smart Ring
Available Options
A discreet smart ring designed for health and fitness tracking, including heart rate and blood oxygen monitoring, sleep analysis, and activity tracking. Features remote photography control via finger shake, IP68 waterproof rating for use in water, long battery life, and no app subscription fees. Supports family health data sharing and includes connectivity via Bluetooth for iOS and Android compatibility.
Features
- Health monitoring for heart rate and blood oxygen
- Fitness tracking for steps and calories
- Remote photography with shake gesture
- IP68 waterproof for swimming and diving
- Long battery life up to 5-7 days
- No app subscription fees required
Product details
General specs
- Brand: UniJethro
- Model: SR11M
- Connectivity: Bluetooth
- Charging Method: Magnetic
- OS Compatibility: Android, iOS
- Water Resistance: IP68
Starting from $39.99
Last price update: 12/6/25
Comparison with similar products
| This item | Recommendations | |||||
|---|---|---|---|---|---|---|
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|
UniJethro SR11M Silver Heart rate monitoring
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YULUCKGO BJ02 Gold Continuous heart rate and blood oxygen tracking
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Ultrahuman AIR Rose Gold Comprehensive health tracking
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KppeX X1-11# Steel Nighttime sleep monitoring
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Anarow R10M Silver Continuous heart rate monitoring
|
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| Brand | UniJethro | UniJethro | YULUCKGO | Ultrahuman | KppeX | Anarow |
| Model | SR11M | SR11M | BJ02 | AIR | X1-11# | R10M |
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| Price | $39.99 | $39.99 | $19.88 | $399.00 | $139.99 | $57.13 |
| Seller | Amazon | Amazon | Amazon | Amazon | Amazon | Amazon |
| Update | December 6, 2025 | December 6, 2025 | December 9, 2025 | July 19, 2025 | December 9, 2025 | December 6, 2025 |
| Size | 10 | 8# | 9 | 7 | 11 | 7 |
| Battery Life | 5–7 d | 3–5 d | 3–5 d | 3–5 d, 7–10 d standby | ||
| Charging Method | Magnetic | Magnetic | Magnetic | |||
| Battery Capacity | 300 | 300 | 400 | 400 | ||
| Water Resistance | IP68 | IP68 | IP68 | IP68 | 5ATM | |
| Weight | 132 | 100 | 99.22 | |||
| Material | Metal | Stainless Steel | Metal | |||
| Connectivity | Bluetooth | Bluetooth | Bluetooth | |||
| OS Compatibility | Android, iOS | Android 4.4+, iOS 8.4+ | Android 5.1+, iOS 8+ | |||
| Charging Time | 0, 1 | 2 | 1 | |||
Reviews
4.4
27 reviews
5
14
4
10
3
2
2
1
1
0
Ana López
March 27, 2025
Matthew Roberts
March 26, 2025
Alexander Kwiatkowski
March 26, 2025
Giulia Kowalski
March 26, 2025
Olivia Moreau
March 25, 2025
Catarina Lewis
March 25, 2025
Ana Müller
March 25, 2025
Spike
March 25, 2025
Francesco Scott
March 24, 2025
Ethan Sánchez
March 24, 2025
Olivia Moreau
April 12, 2025
Pearl
April 12, 2025
Alice Scott
April 12, 2025
Alessia Brown
April 12, 2025
Pixie
April 12, 2025
Jacob Santos
April 11, 2025
Pedro Scott
April 11, 2025
Thomas López
April 11, 2025
Emma Michel
April 11, 2025
Spike
May 11, 2025
Maverick
June 8, 2025
Alice White
June 8, 2025
Benjamin Michel
June 7, 2025
Maximilian Díaz
June 7, 2025
Mariana Roberts
June 4, 2025
Bruno
June 3, 2025