Handling batteries
If the sound becomes fainter or you hear alerting
signals, change the standard battery or charge the
rechargeable battery.
Always use the right battery size.
Charge rechargeable batteries before first use.
Open the battery compartment
completely.
Remove the empty battery.
Insert the proper size battery.
Make sure that the "+" symbol on the
battery points up as shown in the
picture.
Close the battery compartment.
Battery type original size
Handling batteries
EN
CS
SK
SL
BHS
PL
DE
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