Equipped with an ERM vibration motor that vibrates to alert the user when heart rate exceeds preset threshold, providing a more direct warning than LED lights.
Adjustable Arm Band
Made with elastic woven strap and Velcro for comfort and secure fit; adjustable length range 190-310 mm; suitable for users weighing 40-120 kg.
Multi-sport Compatibility
Ideal for cycling, training, yoga, running, and other activities; arm placement reduces motion artifacts for higher accuracy compared to chest straps.
Long Battery Life
Up to 45 hours of continuous use, significantly longer than typical heart rate straps (12-30 hours); magnetic charging port for easy charging.
Independent Power Button
Long press for 2 seconds to power on/off, extending battery life.
Dual Protocol Support
Compatible with ANT+ and Bluetooth for multi-device connectivity.
Compatible with major sports devices and apps including ONELAP, STRAVA, Wahoo, C, NRC, and standard ANT+/Bluetooth-enabled treadmills and fitness machines.
Supports heart rate data transmission to Apple Watch (requires watchOS 10 or later) via Bluetooth.
Additional details
IP67 Rated
Waterproof and dustproof, suitable for intense sweating and outdoor use.
Magene H803 Heart Rate Arm Band
Charging Cable
User Manual
Actual battery life may vary depending on environmental and usage conditions.