SEFRAM 99 Manuel D'utilisation page 30

Maintenance
Battery replacement
(1)
● Lan cable tester:
When press the "ON/OFF" button to start a test, if the
LED module of pin-out indicator is too dark and can't
work normally, please replace with a new 9V battery.
● Multimeter : Replace two AAA batteries with the "
symbol appears at the upper left hand corner of the
LCD.
(2) Cleaning and Storage:
To avoid electrical shock or damage to the meter, do not
get water inside the case.
Periodically wipe the case with a damp cloth and detergent.
Do not use abrasives or solvents.
If the meter is not used for over 60 days, remove the battery
for storage.
Cover
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