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Compare screen-free rings with wrist fitness trackers for sleep comfort, workout feedback, sizing, battery life, and when a smartwatch is the fallback.
Kimeag H31 Fitness Tracker Smart Watch: Heart rate, blood oxygen, and sleep monitoring
🔥 Stay ahead with the ultimate fitness companion! This isn't just any smartwatch—it's a rugged, military-grade beast that laughs in the face of your active lifestyle (and then tracks it). Keep tabs on your heart rate, blood oxygen levels, and even how well you're sleeping—because who doesn't want to know if they're winning at sleep?
🏃♂️ 112 sport modes mean whether you're running, hiking, or attempting to break your personal best in couch surfing (hey, no judgment), this watch has got you covered. And with an IPX8 waterproof rating, rain or shine, it's your trusty sidekick. Fancy a change? Customizable watch faces let you switch up your style faster than you can say "fitness goals."
- 📞 Make and answer calls right from your wrist—because digging your phone out of your pocket is so last year.
- 📱 Plays nice with Android and iOS, so no one feels left out.
- 🔋 With a battery life that stretches 7-15 days, it's like the watch version of that friend who's always there when you need them.
- 🌧️ Waterproof means it's ready for whatever adventure (or accidental coffee spill) comes its way.
Features
- Make and answer calls directly from the watch
- Rugged military-grade design with customizable watch faces
- 112 sport modes and IPX8 waterproof
- Multifunctional with long battery life
- Heart rate, blood oxygen, and sleep monitoring
General specs
- Brand: Kimeag
- Model: H31
- Seller: Amazon
- ID: B0D4YFFBKW
- OS: Android and ios
- GPS: GPS Via Smartphone
- batteries: 1 Lithium Polymer batteries required. (included)
- Item Weight: 5 ounces
- Whats in the Box: Two watch bands
- Package Dimensions: 11.42 x 3.54 x 0.75 inches
- Human Interface Input: Touchscreen, Dial
- Standing Screen Display Size: 1.91 Inches
- Wireless Communication Technologies: Bluetooth
- First listed by seller: April 16, 2025
If you are interested in more details, you can find full information on the seller's page.
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Offers updated: 9/1/26
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| Brand | Kimeag | ganopterygon | FTTMWTAG | Boquaw | LIVIKEY | GADIXY |
| Model | H31 | A221 | T49 | P90GDGD | 6adfb4f1-e21b-449a-beb6-74a78f0caad5 | |
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| Price | €51.65 | €13.77 | €18.93 | €30.99 | €17.21 | €34.43 |
| Seller | Amazon | Amazon | Amazon | Amazon | Amazon | Amazon |
| Update | Apr 27, 2026 | Apr 30, 2026 | Mar 21, 2026 | Mar 30, 2026 | Apr 16, 2026 | Mar 21, 2026 |
| batteries | 1 Lithium Polymer batteries required. (included) | 1 A batteries required. (included) | 1 CR2 batteries required. (included) | 1 Lithium Polymer batteries required. (included) | 1 Lithium Ion batteries required. (included) | |
| Item Weight | 5 ounces | 2.5 Ounces | 0.13 Kilograms | 7 ounces | 3.2 ounces | |
| Package Dimensions | 11.42 x 3.54 x 0.75 inches | 10.67 x 3.39 x 0.75 inches | 10.67 x 3.43 x 0.67 inches | |||
| Standing Screen Display Size | 1.91 Inches | 1.91 Inches | 1.9 Inches | 1.85 Inches | 1.69 Inches | |
| Country of Origin | China | China | China | China | ||
Kimeag H31 Heart rate, blood oxygen, and sleep monitoring
€51.65
Affiliate link. As an Amazon Associate I earn from qualifying purchases.
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