ADE WS 1702 Mode D'emploi page 29

‚ When inserting and changing batteries, pay
attention to the correct polarity (+/-).
‚ Do not subject the batteries to extreme
conditions by e.g. storing them on heaters
or exposed to direct sunlight. Increased risk
of leakage!
‚ Clean the battery and device contacts, as
needed, before inserting the battery.
‚ Do not make any modifications to the
product. Repairs must only be carried out
by a specialist workshop. Repairs carried
out incorrectly can considerably endanger
the user.
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