Parts List

13
3.Insert two 1.5V AAA batteries.
The LED indicator will turn on for four
seconds and normally flash once every 60
seconds (the sensor transmission update
period).
Note: If no LED light up or is lighted
permanently, make sure the battery is inserted
the correct way or a proper reset is happened.
Do not install the batteries backwards. You can
permanently damage the sensor.
4.Verify the correct channel number (CH) and
sensor sensitivity level (High or Low) are