Sennheiser HDR 145, Instruction Manual

Important safety instructions

3

Safety instructions for NiMH rechargeable batteries

If abused or misused, rechargeable batteries may leak. In
extreme cases, they may even present

Please understand that Sennheiser does not accept liability
for damage arising from abuse or misuse.

• a heat hazard,
• a fire hazard, 
• a leakage hazard,
• an explosion hazard,
• a smoke or gas hazard.

Keep away from children.

Only use original Sennheiser 
rechargeable batteries.

Observe correct polarity.

Do not short-circuit.

Do not expose to 
moisture.

Switch rechargeable battery-
powered devices off after use.

Do not pack charged bat-
teries loose – danger of 
shorting out/ fire hazard.

Only charge rechargeable 
batteries with the appropriate 
Sennheiser chargers.

Do not continue to use 
defective rechargeable 
batteries.

Do not heat above 70 °C/158 °F, 
e.g. do not expose to sunlight or 
throw into a fire.

Do not mutilate or 
dismantle.

Only charge rechargeable bat-
teries 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.

When not using rechargeable batteries for extended periods of 
time, charge them regularly (about every three months).