13
Battery Life
The 9V battery should provide at least 30 hours of continuous use. When
the battery is low, the battery low icon will be displayed for three seconds
when the device is switched on.
The device can still be used, but it is advisable to replace the battery.
It is recommended to use an Alkaline battery.
The device will need recalibration after the replacement of the
battery.
Duracell notification - Alkaline batteries can be safely
disposed of with normal household waste. Never dispose of
batteries in fire because they could explode
.
If the battery is so low that the reading is not reliable, the device will
display the
‘battery dead’ icon and will not operate until the battery is
replaced.
Power Saving
To save battery power, the device will automatically turn itself OFF three
minutes after the last key press. Do not remove the battery unless the
device is not going to be used for a very long time.
Remember,
calibration will be required when the battery is reconnected.
To prevent the device from switching OFF, press the Select Function
key
within three minutes of the last press or when the reading is first
displayed.
