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Maintenance
Cleaning
The device is made from shock-proof technical plastic and the seams are sealed with a rubber gasket. It
can be cleaned by wiping with a damp cloth.
The device is not meant to be immersed into water or other liquids.
Service
If Bat LED indicates low battery voltage (red, see above BAT LED), the backup batteries (2 pcs size D
alkaline cell) need to be replaced.
The device does not require other regular service or maintenance.