Garmin Dual Frequency HRM Elastic Chest Strap

Technical Information
HEART RATE MONITOR HRM-Dual™ GARMIN
The easiest and most accurate way to know your heart rate
This premium heart rate strap transmits heart rate data in real time thanks to ANT+® connectivity and low energy BLUETOOTH® technology, offering you more training options indoors, outdoors, and even online. With it, you can receive accurate and continuous heart rate data on your Garmin device, in online training apps like Zwift, or even on compatible gym exercise equipment during your favorite classes. Thus, regardless of how you prefer to train, you will get the heart rate data you need accurately and in real time, to take your performance a step further.
Comfort and convenience
HRM-Dual features a soft and comfortable strap that you can adjust. If you need to wash it, just remove the heart rate module. And don't worry about the battery running out, because it lasts up to 3.5 years.
Features

Module: 62 mm x 34 mm x 11 mm
Belt length: from 63.5 cm to 132 cm
Weight: 54.4 g
Water resistance: 1 ATM*
Battery: CR2032 user-replaceable (3 volts)
Battery life: approximately 3.5 years (based on an average use of 1 hour per day)
Operating temperature: from -5°C to 50°C
Radio frequency/protocol: 2.4 GHz ANT wireless communication protocol; BLUETOOTH® 5.0 wireless technology
Reach: 3 m
System compatibility: ANT+, BLUETOOTH

*Does not transmit heart rate data to the device while swimming.