Canon POWERSHOT A720 IS User Manual page 28

1681 Appendix
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The following icon and message will display.
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I Changethe batteries I
Battery charge is low. If using
the camera for an extended Batteries are fully depleted
period, replace the batteries and the camera can no longer
as soon as possible, operate. Replace the batteries
immediately.
• This camera uses AA-size alkaline batteries or Canon AA-size
NiMH batteries (sold separately),
While it is possible to use AA-size nickel-cadmium batteries,
performance is unreliable and their use is not recommended.
• Since the performance of alkaline batteries may differ
according to brand, the operating time of the batteries you
purchase may not be as long as the batteries that came with
the camera,
• When using the camera under low temperature conditions or
over long periods, you are recommend to use of Canon AA-
size NiMH batteries (sold separately),
Camera operating time may shorten at low temperatures when
alkaline batteries are used. Also due to their specifications, alkaline
batteries may expire faster than NiMH batteries.
• Never mix unused and partially used batteries.
The partially used batteries may leak.
• Do not install the batteries with their terminals ((_ and (_)
reversed.
• Do not mix batteries of different types or from different
manufacturers.