8
• Avoid touching leaking batteries
with your bare hands as far as
possible.
• Never use old and new batteries
together or mix batteries of different
types.
2.4 Information about radio
operation
2.5 Handling batteries
Please note that the transmission
range depends on the local
conditions. It may impact on other
devices operated by radio, for
instance WLANs, cordless phones or
microwave ovens.
Devices according to the standard of
the Bluetooth SIG transmit as Short
Range Devices (SRD) in a license-free
ISM band (Industrial, Scientific and
Medical band) between 2.402 GHz
and 2.480 GHz.
• Keep batteries out of reach of
children.
• Batteries contain harmful acids.
Replace weak batteries as soon as
possible to avoid battery leakage.
Handling leaking batteries
• Should you come into contact with
leaked battery components, wash
your hands thoroughly.
• Chemically resistant protective
gloves and goggles should be worn
when replacing leaking batteries!
• Batteries must not be thrown into
fire, short circuited, taken apart, or
charged. Danger of explosion!
Transmission / receiving frequency:
2.4GHz ISM band.
• Remove any electrolyte residues by
damp wiping. Wash any clothes
that come into contact with the
electrolyte.
Caution
Safety instructions
