The battery should last up to 4-5 hours, and the device can remain plugged in at all times (when using the original power adapter provided).
Please remove the battery and leave it out for 2 minutes. Afterward, put it back in (ensure it is correctly aligned).
- Kindly ensure the parent unit is connected to the power source using the provided adapter for 4-5 hours and see if the parent unit works normally.
- If the issue persists, then please try using the camera's power adapter (this is to check if the power adapter is faulty).