--- product_id: 626559913 title: "COROS Heart Rate Monitor, Auto-wear Detection" brand: "coros" price: "¥25202" currency: JPY in_stock: true reviews_count: 13 category: "Coros" url: https://www.desertcart.jp/products/626559913-coros-heart-rate-monitor-auto-wear-detection store_origin: JP region: Japan --- # Connects 3 devices simultaneously 38h battery life Advanced precise sensor COROS Heart Rate Monitor, Auto-wear Detection **Brand:** coros **Price:** ¥25202 **Availability:** ✅ In Stock ## Summary > 💓 Stay ahead of your heart game with COROS precision! ## Quick Answers - **What is this?** COROS Heart Rate Monitor, Auto-wear Detection by coros - **How much does it cost?** ¥25202 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/626559913-coros-heart-rate-monitor-auto-wear-detection) ## Best For - coros enthusiasts ## Why This Product - Trusted coros brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Long-Lasting Power:** Up to 38 hours of continuous use with quick 2-hour magnetic charging. - • **Durable & Sleek Design:** Scratch-resistant sensor housing built to withstand intense training sessions. - • **Effortless Comfort & Fit:** Soft, breathable fabric band with adjustable buckle for all-day workout wearability. - • **Smart Auto-Wear Detection:** Automatically powers on/off and syncs when worn, so you never miss a beat. - • **Seamless Multi-Device Connectivity:** Pairs via Bluetooth with up to 3 devices including watches, phones, and trainers. ## Overview The COROS Heart Rate Monitor armband offers professional-grade heart rate tracking designed specifically for sports and active workouts. Featuring a soft, breathable large nylon band (fits 9.4 to 16.9 inches), it delivers accurate data through an advanced sensor housed in a durable, scratch-resistant case. With smart auto-wear detection, Bluetooth connectivity to up to three devices, and an impressive 38-hour battery life rechargeable in just 2 hours, it’s engineered for distraction-free, reliable performance during your most intense training sessions. ## Description desertcart.com: COROS Heart Rate Monitor, Auto-wear Detection - Gray, Large | Comfort,Easy to wear, Advanced Sensor, Precise Data, Bluetooth, 38 Hours Battery Life, Connects up to 3 Devices at Once : Sports & Outdoors Review: It just works. Perfectly. - Love this device. First, it seems very accurate. I don’t have something considered gold standard for accuracy to compare it to but side by side with my watch, Hume, other old chest strap and max trainer, the number jumps around the least as you’d expect. Two, the Bluetooth just works. Pairs one click with any of my machines or phones. Never fails. Never disconnects. No fuss whatsoever. Three, wearing it. I wear on my upper forearm and forget it’s there. It’s incredibly comfortable and does not move at all, ever. All that in mind I am glad I finally found the product for me. Completely recommend. Review: Don't miss a beat! - Bottom line up front: buy this heart rate monitor, you won't regret it. I've spent the last few months putting this COROS armband through its paces. As a triathlete with a CrossFit problem, here's what keeps me coming back: 1. Accuracy. First and foremost, it consistently delivers results on par with my Polar H10 (which now sits in a drawer as a result) and, in some cases, was more accurate (especially activities that sometimes involve weird chest movements or jumping, like in CrossFit). It showcases an absolutely snappy response to abrupt changes in HR during interval training. And, because it's an optical HRM, zero issues with tracking correctly from the moment you hit start, no matter the environmental conditions (unlike the age-old problem with humidity on chest sensors). 2. Comfort. It's so light you completely forget it's there! Importantly, it never rubs, chafes, or creates discomfort. On the upper bicep, it's never in the way, no matter the activity. The band itself easily adjusts to any arm and it can slide right off the sensor to throw in the washing machine and clean (when was the last time you washed your chest sensor??). 3. Ease of use. Frankly, it just works. If you own a COROS watch, this will sync right up. Though, while it works seamlessly with the COROS ecosystem, it will work with any Bluetooth-connected device (I have paired it with indoor rowers, other exercise machines, and non-COROS watches without problem). Lastly, this thing has a long battery life and is rechargeable, so you never have to worry about not having a spare battery on hand (the app or watch will even tell you how much battery is left). Zero regrets on this purchase. I strongly recommend the COROS armband to anyone who asks. ## Features - COROS Heart Rate Monitor armband is designed for measuring heart rate during sports and activities. It is not intended to aid in collecting heart rate data for daily tracking purposes. - Please note: this product includes a USB charging cable, but does not include a Type-C adapter. COROS Heart rate monitor with large band - Arm size (Large): 9.4 to 16.9 inches (24 to 43 cm) - COMFORTABLE and QUICK CLEANING: The fabric band is soft and breathable, more comfortable to wear than a chest strap. You can quickly clean the band by removing the sensor of COROS Heart Rate Monitor."COROS Heart Rate Monitor armband is designed for measuring heart rate during sports and activities. It is not intended to aid in collecting heart rate data for daily tracking purposes. - EASY TO WEAR and FLEXIBLE FIT: COROS Heart Rate Monitor's band lays flat around your arm and locks in place with its textured surface. Set the perfect placement and tension on the elasticated band by sliding the buckle. - ADVANCED SENSOR and PRECISE DATA: Housed in a tough yet sleek body and protected under a scratch-resistant cover, COROS Heart Rate Monitor's advanced sensor will deliver reliable and accurate heart rate data monitoring to track your workouts in distraction-free comfort. - LASTING BATTERY LIFE: 38 hours of full operation or 80 days of standby on a single charge. View the battery level on your COROS watch or app and use the magnetic cable to quickly recharge in 2 hours. - WEAR DETECTION: With built-in wear detection, COROS Heart Rate monitor armband automatically powers on and off based on when it is worn. Automatically connect to your paired devices every time you start a workout. - MULTIPLE CONNECTIONS: The COROS heart rate monitor chest strap is designed to work seamlessly with your COROS watches and apps, it can also simultaneously pair with up to three devices, including Sports Watches, Indoor Trainers, Bike, Computers, Phones, Apps, Treadmills, and Indoor Rowers. Connects via Bluetooth only, not compatible with ANT+. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CZRGXJS1 | | Battery Average Life | 38 hours | | Battery Description | Rechargeable Lithium-Ion/Polymer (Non-Replaceable) | | Best Sellers Rank | #2,238 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #8 in Heart Rate Monitors (Sports & Outdoors) | | Brand | COROS | | Brand Name | COROS | | Color | Gray | | Compatible Devices | Smartphones | | Customer Reviews | 4.2 out of 5 stars 2,598 Reviews | | Display Size | 10 | | Included Components | Heart rate Monitor, Instruction | | Item Highlight | Comfort,Easy to wear, Advanced Sensor, Precise Data, Bluetooth, 38 Hours Battery Life, Connects up to 3 Devices at Once | | Item Weight | 50 g | | Manufacturer | COROS | | Manufacturer Part Number | COROS Heart Rate Monitor | | Material | Nylon | | Material Type | Nylon | | Model Number | COROS Capteur de Fréquence Cardiaque | | Number of Items | 1 | | Number of Packs | 1 | | Screen Size | 10 | | Sensor Type | Wearable | | Size | Large | | Software Update Supported to Date | unknown | | Team Name | Choirs | | UPC | 810005783293 | | Unit Count | 1 Count | | Warranty Description | 2 year | ## Product Details - **Battery Description:** Rechargeable Lithium-Ion/Polymer (Non-Replaceable) - **Battery Life:** 38 hours - **Brand:** COROS - **Color:** Gray - **Compatible Devices:** Smartphones - **Item Weight:** 50 g - **Material:** Nylon - **Screen Size:** 10 - **Sensor Type:** Wearable ## Images ![COROS Heart Rate Monitor, Auto-wear Detection - Image 1](https://m.media-amazon.com/images/I/71Ivar5r-AL.jpg) ![COROS Heart Rate Monitor, Auto-wear Detection - Image 2](https://m.media-amazon.com/images/I/716ngg8Eb8L.jpg) ![COROS Heart Rate Monitor, Auto-wear Detection - Image 3](https://m.media-amazon.com/images/I/61Qo+cXBRWL.jpg) ![COROS Heart Rate Monitor, Auto-wear Detection - Image 4](https://m.media-amazon.com/images/I/71BSeK7JGxL.jpg) ![COROS Heart Rate Monitor, Auto-wear Detection - Image 5](https://m.media-amazon.com/images/I/71NsINsiAhL.jpg) ## Available Options This product comes in different **Color, Size** options. ## Questions & Answers **Q: Will the COROS Heart Rate Monitor support ANT+?** A: No, There will be no ANT+ support as we are using a newer Bluetooth chip which does not provide ANT+ support but has far better computing power and lower power consumption than chips with ANT+ support. **Q: Can I pair the COROS HR Monitor with My Phone?** A: To record a workout with the COROS Heart Rate Monitor directly from your phone, we recommend using a free activity tracking app like Strava, MyFitnessPal, RunTracker, or others available on the iOS and Google Play stores. **Q: Can I pair the COROS HR Monitor with My Phone?** A: *The COROS app currently does not support recording activities on the app itself. The COROS HR Monitor can also pair with any fitness tracking watch, gym equipment, cycling computers, and more.** **Q: Does the COROS Heart Rate Monitor work over tattoos?** A: Depending on the density of the tattoo, the heart rate monitor may be able to get a reading but it's not guaranteed. If you have tattoos, we recommend adjusting the placement (bicep, forearm, opposite arm). **Q: How do I charge the COROS Heart Rate Monitor?** A: Connect the charging cable to the backside of the heart rate monitor. An orange light will appear while the monitor is charging. The light will turn green once it's fully charged. ## Customer Reviews ### ⭐⭐⭐⭐⭐ It just works. Perfectly. *by T***D on September 20, 2026* Love this device. First, it seems very accurate. I don’t have something considered gold standard for accuracy to compare it to but side by side with my watch, Hume, other old chest strap and max trainer, the number jumps around the least as you’d expect. Two, the Bluetooth just works. Pairs one click with any of my machines or phones. Never fails. Never disconnects. No fuss whatsoever. Three, wearing it. I wear on my upper forearm and forget it’s there. It’s incredibly comfortable and does not move at all, ever. All that in mind I am glad I finally found the product for me. Completely recommend. ### ⭐⭐⭐⭐⭐ Don't miss a beat! *by G***F on November 16, 2023* Bottom line up front: buy this heart rate monitor, you won't regret it. I've spent the last few months putting this COROS armband through its paces. As a triathlete with a CrossFit problem, here's what keeps me coming back: 1. Accuracy. First and foremost, it consistently delivers results on par with my Polar H10 (which now sits in a drawer as a result) and, in some cases, was more accurate (especially activities that sometimes involve weird chest movements or jumping, like in CrossFit). It showcases an absolutely snappy response to abrupt changes in HR during interval training. And, because it's an optical HRM, zero issues with tracking correctly from the moment you hit start, no matter the environmental conditions (unlike the age-old problem with humidity on chest sensors). 2. Comfort. It's so light you completely forget it's there! Importantly, it never rubs, chafes, or creates discomfort. On the upper bicep, it's never in the way, no matter the activity. The band itself easily adjusts to any arm and it can slide right off the sensor to throw in the washing machine and clean (when was the last time you washed your chest sensor??). 3. Ease of use. Frankly, it just works. If you own a COROS watch, this will sync right up. Though, while it works seamlessly with the COROS ecosystem, it will work with any Bluetooth-connected device (I have paired it with indoor rowers, other exercise machines, and non-COROS watches without problem). Lastly, this thing has a long battery life and is rechargeable, so you never have to worry about not having a spare battery on hand (the app or watch will even tell you how much battery is left). Zero regrets on this purchase. I strongly recommend the COROS armband to anyone who asks. ### ⭐⭐⭐⭐⭐ Accurate and easy to use *by A***B on September 7, 2026* The Coros heart rate monitor is much more accurate than the standard one on the Apple Watch. I don’t need a lot of data points so have the data on the fitness app of the watch. Apple doesn’t like third party apps so there is only basic data collected which is fine for me. Putting the data into an app such as Strava will give much more information for training purposes. The monitor is easy to use, easy to clean, and easy to wear on the upper arm. Highly recommended. My irregular runner’s heart rate did not pose a problem for the monitor. ## Frequently Bought Together - COROS Heart Rate Monitor, Comfort, Easy to wear, Auto-wear Detection, Advanced Sensor, Precise Data, Bluetooth, 38 Hours Battery Life, Connects up to 3 Devices at Once, for Run and Bike - COROS PACE 3 Sport Watch GPS, Lightweight and Comfort, 17 Days Battery Life, Dual-Frequency GPS, Heart Rate, Navigation, Sleep Track, Training Plan, Run, Bike, and Ski (Black Silicone) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.jp/products/626559913-coros-heart-rate-monitor-auto-wear-detection](https://www.desertcart.jp/products/626559913-coros-heart-rate-monitor-auto-wear-detection) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-10-11*