HumanTechnik VIBtimer Mode D'emploi page 8

Battery change
The VIBtimer is operated with 2 alkali batteries (type AAA).
Open the battery compartment by pushing the cover into the
direction of the arrow (see drawing). Insert 2 batteries according
to the marking in the battery compartment.
Maintenance and care
The unit is maintenance free. To clean, wipe over with a
moistened cloth. Never use alcohol, thinner or other organic
materials.
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