11
3. Insert two 1.5V AA batteries.
The LED indicator will turn on for four
seconds and normally flash once every 79
seconds (the sensor transmission update
period).
Note: If no LED lights up or stays lit
permanently, make sure the batteries are
inserted the correct way or a proper reset
happens. Do not install the batteries backwards.
You can permanently damage the sensor.
Note:
NiMh
rechargeable
batteries
are
prohibited using on this device. Li-ion none
rechargeable is recommended.
4. Close the battery door.