Canon Powershot SD890 IS DIGITAL ELPH User Manual page 211

Avoid using, placing or storing the equipment in places
subject to strong sunlight or high temperatures, such as the
dashboard or trunk (boot) of a car.
Do not use the equipment in a manner that exceeds the rated
capacity of the electrical outlet or wiring accessories. Also, do
not use the equipment if the cable or plug is damaged, or if the
plug is not fully inserted into the power outlet.
Do not use in locations with poor ventilation.
The above-mentioned can cause leakage, overheating or explosion,
resulting in fire, burns or other injuries. High temperatures may also
cause deformation of the casing.
When not using the camera for extended periods of time,
remove the battery from the camera or battery charger and
store the equipment in a safe place.
If the battery is are left inside the camera, damage caused by leakage
may occur.
Do not connect compact power adapters or battery chargers to
devices such as electrical transformers for foreign travel
because it may lead to malfunctions, excessive heat
generation, fire, electric shock or injury.
Do not operate the flash with dirt, dust or other items stuck to
the surface of the flash.
Be careful not to cover the flash with your fingers or clothing
when shooting.
The flash may be damaged and emit smoke or noise. The resulting
heat build-up could damage the flash.
Do not touch the surface of the flash after taking several
pictures in rapid succession.
Doing so could result in burns.
Flash
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