- HRM-Dual features a soft strap that is comfortable and adjustable. Simply remove the heart rate module, and itās washable, too. And donāt worry about running out of juice. The battery lasts for up to 3.5 years.
- Module: 2.4ā W x 1.3ā H x 0.4ā D (62 mm x 34 mm x 11 mm)
- Strap Length: Adjustable from 25ā to 52ā (63.5 cm to 132 cm)
- Weight: 1.9 oz (54.4 g)
- Water Resistance: 1 ATM
- Battery: User-replaceable size CR2032 (3 volts)
- Battery Life: Up to 3.5 years (based on average use of 1 hour per day)
- Operating Temperature: 23°Fā122°F (-5°Cā50°C)
- Radio Frequency/Protocol: 2.4 GHz ANT wireless communications protocol; BLUETOOTHĀ® Wireless Technology 5.0
- Range: 3 m
- System Compatibility: ANT+, BLUETOOTH



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