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Amwentu BJ02 Smart Ring with Heart Rate, Sleep, and Fitness Tracking

Smart Ring with Heart Rate, Sleep, and Fitness Tracking — Smart Rings, Amwentu
Smart Ring with Heart Rate, Sleep, and Fitness Tracking — Smart Rings, Amwentu
Smart Ring with Heart Rate, Sleep, and Fitness Tracking — Smart Rings, Amwentu
Smart Ring with Heart Rate, Sleep, and Fitness Tracking — Smart Rings, Amwentu
Smart Ring with Heart Rate, Sleep, and Fitness Tracking — Smart Rings, Amwentu
Smart Ring with Heart Rate, Sleep, and Fitness Tracking — Smart Rings, Amwentu
Thumbnail Smart Ring with Heart Rate, Sleep, and Fitness Tracking — Smart Rings, Amwentu
Thumbnail Smart Ring with Heart Rate, Sleep, and Fitness Tracking — Smart Rings, Amwentu
Thumbnail Smart Ring with Heart Rate, Sleep, and Fitness Tracking — Smart Rings, Amwentu
Thumbnail Smart Ring with Heart Rate, Sleep, and Fitness Tracking — Smart Rings, Amwentu
Thumbnail Smart Ring with Heart Rate, Sleep, and Fitness Tracking — Smart Rings, Amwentu
Thumbnail Smart Ring with Heart Rate, Sleep, and Fitness Tracking — Smart Rings, Amwentu
Available Options
Current
Amazon
$21.88
Available to order

Meet the Amwentu BJ02 Smart Ring – your new health sidekick that doesn’t ask for a monthly subscription (finally, right?). It’s like having a mini health lab on your finger, keeping tabs on everything from your heart rate to how well you’re sleeping. And yes, it’s all yours, no sneaky fees.

Ever wondered why you’re still tired after 8 hours in bed? This ring’s got your back (or rather, your finger) with automatic sleep tracking. It’s not just about counting sheep; it breaks down your sleep into deep and light phases, so you can actually figure out what’s going on. The app’s detailed reports might just make you a sleep guru.

For those who can’t sit still (we see you, fitness buffs), the ring’s multiple exercise modes are a game-changer. Whether you’re running, cycling, or just power-walking to catch the bus, it tracks your moves, calories, and even how far you’ve gone. It’s like a personal trainer that fits in your pocket.

Battery life? More like battery lifestyle. A quick 3-hour charge and you’re set for up to 5 days. And with the portable charging case, you can juice it up about 16 times – that’s 61 days of health tracking without hunting for an outlet. Perfect for those who are always on the go (or just forget to charge things).

Looking for a gift that won’t end up in the drawer of forgotten things? This smart ring comes with everything needed to get started – the ring itself, a charging case, a magnetic USB cable (because who has time for fiddly cords?), and a user manual. Works with both Android and iOS, making it a no-brainer for pretty much anyone.

Product details

General specs

If you are interested in more details, you can find full information on the seller's page.

Amazon Buy on Amazon #publicidad
$21.88 $39.98
Last price update: 11/19/25
Available to order
Price History for seller Amazon

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Smart Ring with Heart Rate, Sleep, and Fitness Tracking — Smart Rings, Amwentu Smart Ring with Heart Rate, Sleep, and Fitness Tracking Amazon $21.88 Available Current
Smart Ring for Health and Fitness Tracking — Fitness & Activity Monitors, Amwentu Smart Ring for Health and Fitness Tracking Amazon $21.88 Available View

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Color
Rating
(6)
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Price $21.88 $13.99 $139.00 $21.29 $35.98 $15.53
Seller Amazon Amazon Amazon Amazon Amazon Amazon
Update November 19, 2025 November 19, 2025 November 19, 2025 November 20, 2025 November 19, 2025 November 20, 2025
Package Dimensions 3.11 x 3.11 x 1.1 inches 3.98 x 3.35 x 1.22 inches 4 x 3.87 x 1.37 inches 7.48 x 2.95 x 1.18 inches 3.94 x 3.66 x 1.34 inches
Item Weight 2.39 ounces 3.17 ounces 5 Grams 3.98 ounces 5.3 ounces 3.84 ounces
Batteries 1 CR5 batteries required. 1 CR5 batteries required. 1 Lithium Polymer batteries required. (included) 1 9V batteries required. (included) 1 AAA batteries required. (included) 1 9V batteries required. (included)
Customer Reviews 4.7 stars (27 ratings) 54 ratings, 4.9 stars 462 ratings, 4.1 stars 4.8 stars from 77 ratings 4.3 stars (150 ratings) 4.4 stars (53 ratings)
Date First Available January 4, 2025 January 8, 2025 April 8, 2024 March 13, 2025 December 31, 2024 February 10, 2025
Country of Origin China China China China China
Smart Ring with Heart Rate, Sleep, and Fitness Tracking — Smart Rings, Amwentu

Smart Ring with Heart Rate, Sleep, and Fitness Tracking

$21.88

Reviews

3.8
(6 reviews)
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Angel
Angel
March 27, 2025
Decision:
Harper Lewis
Harper Lewis
March 27, 2025
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Ana Fischer
Ana Fischer
March 25, 2025
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Twinkle
Twinkle
March 25, 2025
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Sugar
Sugar
March 24, 2025
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Beatriz Ricci
Beatriz Ricci
March 24, 2025
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