The Main Unit to the Transmitter Connection Guide (reconnect):
1. After installing the weather station battery, it instantly tries to receive the pairing signal from the outdoor sensor for 3 minutes.
2. For manual pairing, you can press the CH button on the base unit to match the correct outdoor sensor.
3. During pairing, the sensor icon flashes; for successful connection, the icon displays steadily.
4. The host will actively receive for 3 minutes every hour until the signal is successfully acquired.
5. After the transmitter has changed to a new battery, it is also necessary to manually restart data reception by pressing and holding the CH button.
Quick Tip: Usually, the outdoor sensor is automatically synchronized with the host; if not, follow the above steps.