Magene H303 Heart Rate Monitor, Heart Rate Sensor Chest Strap, ANT+/Bluetooth Protocol Compatible with IOS/Android Apps

Price: €26.99 - €24.99
(as of Dec 18, 2025 08:20:20 UTC – Details)


The English company name "Magene" is a combination of the words "magnetic" and "gene", meaning that Magene is a technology company that has magnetic genes.
New design: output the most accurate heart rate data through the research algorithm and eliminate noise disturbances caused by movement and sweating. Newly developed hardware and algorithms help you accurately monitor your heart rate during exercise and maximise your training results
LED LIGHT REMINDER The H303 has a flashing LED light that confirms your heart rate and connection, allowing you to easily stay focused during any activity or exercise and improve efficiency. After the sensor is worn correctly, it turns on automatically, the front LED flashes (goes out after 10 times). *Note: The red light indicates that the monitor is ready to use.
Compatible with ANT+&Bluetooth: 2 data copies for 1 workout, simultaneous recording via ANT+ device and Bluetooth app, with stable transmission. ANT+: Magene, Wahoo, IGPSPORT, Bryton, Black Bird. Bluetooth: Zwift, Onelap, Strava, Kinomap, Wahoo Fitness, TrainerRoad, Rouvy, Fulgaz, Openrider
VERSATILITY Made of durable, wear-resistant materials that won’t break or crack. IP67 waterproof, but not suitable for swimming. The Magene H303 heart rate monitor can be used in almost all sports such as cycling, fitness, football, tennis, running, basketball etc.
Battery life: lasts 1000 hours, 1 hour per day, 4 times a week, 2.5 years working time. *Battery life information is based on a laboratory test. The actual situation may vary slightly due to the usage environment and other factors. 24/7 online customer service, if you have any questions about the products, just let us know by Amazon message, we will always be there for you and do our best to make you happy.