MZJ M-050819-ZH Smart Ring Fitness Tracker: All-Day Health Tracking
Ever wished your jewelry could do more than just look good? Meet the Smart Ring Fitness Tracker—your new 24/7 health buddy, packed into a sleek band you'll forget you're wearing. It's got these nifty 4.0 sensors that keep an eye on your heart rate, blood oxygen, and even blood pressure (because why not?). Plus, it'll spill the tea on your sleep, breaking down those deep, light, and REM stages so you can finally figure out why you're still tired after 'sleeping' for 8 hours.
Whether you're running like you're late for a meeting (even when you're not), cycling to pretend you're in the Tour de France, or attempting yoga poses that look easier on Instagram, this ring's got 8 sports modes to track your every move. Steps, speed, calories—you name it. And yeah, it's IP68 waterproof, so rain or shine (or accidental dips in the pool), it's got your back. Battery life? A solid 5 days, or stretch it to over 30 with the charging case (because who has time to charge things every other day?).
But wait, there's more! Snap pics from afar with remote camera control or share health stats with your fam (because nothing says 'I care' like monitoring each other's vitals). All in all, it's not just a gadget; it's the Swiss Army knife of fitness wearables—and a gift that might actually get used.
Features
- Sleep Quality Insights
- 8 Sports Modes with GPS Sync
- Waterproof & Long Battery Life
- Remote Camera & Family Share
- Get the Right Fit!
- All-Day Health Tracking
General specs
- Brand: MZJ
- Model: M-050819-ZH
- Seller: Amazon
- ID: B0F7Y3RDSW
- package_dimensions: 3 x 3 x 1.6 inches
- item_weight: 0.2 Pounds
- batteries: 1 9V batteries required. (included)
- memory_storage_capacity: 64 MB
- country_of_origin: China
- First listed by seller: 6/17/25
If you are interested in more details, you can find full information on the seller's page.
Buy on Amazon
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Price History for seller Amazon
| Date | Price |
|---|---|
| 11/9/25 | $55.99 |
| 6/17/25 | $59.99 |
Shipping options
United States
Comparison with similar products
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| Brand | MZJ | MZJ | Melilinkcn | UniJethro | GANSI | Weylmd |
| Model | M-050819-ZH | M-050819-ZH | JYZNJZ-001 | |||
| Color | ||||||
| Rating |
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| Price | $55.99 | $55.99 | $29.99 | $39.99 | $38.99 | $9.13 |
| Seller | Amazon | Amazon | Amazon | Amazon | Amazon | Amazon |
| Update | November 9, 2025 | November 10, 2025 | December 6, 2025 | December 6, 2025 | December 6, 2025 | December 6, 2025 |
| package_dimensions | 3 x 3 x 1.6 inches | 3 x 3 x 1.6 inches | 3.58 x 3.23 x 1.38 inches | |||
| item_weight | 0.2 Pounds | 3.2 ounces | 3.52 ounces | |||
| batteries | 1 9V batteries required. (included) | 1 9V batteries required. (included) | 1 AAA batteries required. | |||
| memory_storage_capacity | 64 MB | 64 MB | 64 MB | |||
| country_of_origin | China | China | China | |||
