Yolink YS4907-UC User Manual page 18

Unpairing
Find the controller(Master) sensor. Hold the
power/set button for 10-15 seconds, the device
will enter unpairing mode.
Find the responder(Receiver) Gas/Water Valve.
Hold the set button for 10-15 seconds, the light
will flash red quickly.
The above two devices will unpair by themselves
and the light stops flashing.
When the sensor alerts, the Gas/Water Valve
will no longer turn off.
Controller List
YS7903-UC Leak Sensor
Continuously updating ..
Gas/Water Valve
SET
Model: YS4907-UC
Power: DC12V-1.5A
SET BUTTON
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