ADE WS 1602 Mode D'emploi page 42

‚ Do not expose the batteries to any extreme
conditions, e.g. by storing them on heaters or under
direct sunlight. Increased risk of leakage!
‚ Clean the battery and device contacts, as needed,
before inserting the battery.
‚ Always exchange all of the batteries in the base
station or in the outdoor sensor at the same time.
‚ Only insert batteries of the same type; do not use
different types or used and new batteries with each
other.
‚ Do not make any modifications to the device. Only
allow repairs to be carried out at a specialist workshop
and pay attention to the guarantee conditions.
‚ Do not under any circumstances use hard, scratching,
or abrasive cleaning agents or the like in order to
clean the weather station. Doing so may scratch the
surfaces.
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Weather Station with Wireless Outdoor Sensor WS 1602/1603