Sper-scientific 850069 Environmental Quality Meter w/Sound Manual do Utilizador descarregar pdf (Página 24)

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BATTERY REPLACEMENT

1. If the meter displays the low battery

icon , press POWER to turn the

meter off.

2. Use a small Philips screwdriver to

unscrew the two screws that secure the

battery compartment and remove the

cover.

3. Remove the old batteries and replace

with 6 new AAA batteries, ensuring

correct polarity.

4. Replace the compartment cover and re

-secure using the two Philips-head

screws.

Note…

The battery life is greater than 1000 hours

when using alkaline batteries (250 hours

when using general purpose batteries).

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Sper-scientific 850069 Environmental Quality Meter w/Sound Manual do Utilizador Página 24