damaged.
• If the product exhibits a distinct change in performance.
9. Avoid using a telephone (other than a cordless type) during an
electrical storm. There may be a remote risk of electric shock
from lightning.
10. Do not use the telephone to report a gas leak in the vicinity of
the leak.
11. Use only the supplied NiMH (Nickel Metal Hydride) batteries.
The operation periods for the handsets are only applicable
with the default battery capacities
12. The use of other battery types or non-rechargeable
batteries/primary cells can be dangerous. These may cause
interference and/or unit damage. The manufacturer will not be
held liable for damage arising from such non-compliance