BACK-LIGHT:
The LED back-light is automatically switched ON when any keys are pressed. The back-light will be switched
on for approximately 2 seconds before automatically switching OFF.
However, if any of the keys are pressed
and held down, then LED back-light will remain ON constantly unit the key is released.
BATTERY CHANGE:
It is recommended to replace the batteries in the unit on an annual basis.
Please help in the preservation of the environment. Return used batteries to an authorised
depot.
SPECIFICATIONS:
Recommended operating temperatures : 0°C to +49°C with 0.1ºC resolution
Power source :
Batteries : 2 x AA, IEC LR6, 1.5V
Battery life : Approximately 12 months
(Alkaline battery recommended)
Or
AC power : INPUT 230VAC 50HZ (use the provided AC/DC adapter
only)
Projection distance : max. 2 meters
Dimensions (L x W x H) : 123 x 42 x 91mm
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