COROS Heart Rate Monitor, Comfort, Easy to wear, Auto wear Detection, Precise Data, Bluetooth, 38 Hours Battery Life, Compatible with up 3 Connections, for Run and Bike Lime Band

Coros HR Monitor – Large is a light and Precise heart rate Monitor Developed for Runners and Athletes who want Reliable heart rate data Without using a chest strap. The heart rate Monitor is worn Comfortably on the upper arm and Provides more Stable Measurements than Wrist-based Sensors – Especially During Running and high Intensity. The Large Version is Designed for those with Larger upper arm Circumference and Ensures a tight and Comfortable fit. The heart rate Monitor Records heart rate data with high Accuracy and Transmits them Wirelessly via both Bluetooth and ANT+, Making it Compatible with COROS Watches, bike Computers, and most Training apps. The light and Flexible Armband stays Stable During Movement, and the low Weight makes you Almost Forget You're Wearing it. The Battery life is long, so you can train for weeks on a Single Charge, and Charging is easy via USB-C.