How do I get BT smart heart rate device work with Sleep as Android?
Smart Bluetooth allows us to collect HR data from a non-compatible wearables, or oximeters.
Enable the tracking in Settings → Sleep tracking → Wearables →Bluetooth Smart (may be hidden in the Advanced section).
Try pairing with your device (this may not be necessary for all devices and OS versions).
Make sure that no other app is using your device during sleep tracking.
If nothing helps please send us a debug report using Left ☰ menu → Support → Report a bug..
|BT Smart heart rate tracking only works from Android 4.3 onward|
Tags: tracking, hr, bt_smart, btle