4. Remove the old batteries.
Note: Use a paper clip, if necessary, to
remove the old batteries.
5. Install the batteries following the +/-
markings in the battery
compartment.
Important: Be sure that the batteries
are installed correctly. Wrong polarity
may damage the unit.
6. Replace the battery cover and
secure it with the screw.
CR2032
RESET
+3V
CR2032
+3V
9