Note
Under Backup Battery mode, the unit can work over 3 months. •
When the battery power is low, the display panel will indicate •
“bAtt Lo” until the batteries are empty and the unit will switch off
automatically. In this case, please replace the batteries in the backup
battery compartment with 2 pieces of new 1.5V, AAA/R03/UM4
batteries.
Install backup batteries
Caution
Risk of explosion! Keep batteries away from heat, sunshine or fi re. •
Never discard batteries in fi re.
Risk of product damage! When the apparatus is not used for long
•
periods, remove the battery.
1 Open the battery compartment on the back of the unit.
2 Insert 2 x 1.5V R03/UM-4/AAA batteries with correct polarity.
3 Close the battery compartment.
Note
Batteries contain chemical substances, so they should be disposed •
of properly.