Sennheiser EK 1038 Instructions For Use Manual page 7

Safety instructions for Lithium-Ion rechargeable batteries
If abused or misused, rechargeable batteries may leak. In extreme cases, they may even
heat hazard
fire hazard
explosion hazard
smoke and gas hazard
Please understand that Sennheiser does not accept liability for damage arising from abuse or misuse.
Keep away from children.
Do not heat above 70°C/158°F, e.g. do not
expose to sunlight or throw into a fire.
Do not expose to moisture.
Do not short-circuit.
Do not mutilate or dismantle.
Do not get fully charged but unpacked
rechargeable batteries mixed up.
Do not continue to use defective
rechargeable batteries.
Only use original Sennheiser rechargeable
batteries.
Additional safety instructions for the BA 2015 accupack and for batteries
Do not solder.
Important safety instructions
Observe correct polarity.
Switch rechargeable battery-powered
devices off after use.
Remove rechargeable batteries when the
unit is not used for extended periods of
time.
When not using rechargeable batteries for
extended periods of time, charge them
regularly (about every three months).
Only charge rechargeable batteries at
ambient temperatures between 10°C and
40°C.
Immediately remove rechargeable
batteries from obviously defective devices.
Dispose of rechargeable batteries at special
collection points or return them to your
specialist dealer.
mmediately remove flat batteries/
rechargeable batteries from the device.
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