TechniSat DIGITRADIO 10 C Instruction Manual page 89

Damaged devices or accessories must not be used any more.
Using the batteries
Ensure that the batteries are kept out of the reach of children. Children could
put the batteries into their mouths and swallow them. This could lead to
serious injuries. Seek medical advice immediately if this occurs! Therefore
ensure that the batteries are out of reach of young children.
Only operate the unit using the batteries approved for this unit.
Normal batteries must not be recharged. Batteries must not be regenerated
by other means, dismantled, heated or thrown into an open fire (risk of
explosion!).
Clean battery contacts and unit contacts before inserting.
There is a risk of explosion if a battery is inserted incorrectly!
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