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Can I Use a Heart Rate Monitor Strap With My Lily Smartwatch?
The following Lily® watches do not have the ability to pair with heart rate monitor chest straps or other ANT+ fitness sensors such as a foot pod, speed and cadence sensor, or power meter.
Lily - Classic Edition | Lily - Sport Edition
Lily 2 | Lily 2 Classic
For heart rate information you will need to rely on the built in optical heart rate sensor.
The Lily 2 Active is compatible with heart rate monitor straps or other ANT+ fitness sensors. For instructions on pairing a wireless sensor, see your owner's manual.