POWER SUPPLY
AC adaptor
Plug one end of the AC adaptor into the DC 4.5V socket, then plug the other end into an
AC outlet.
Use only the supplied AC adaptor.
If the AC adaptor is connected, the power supply automatically switches to the AC
power source and the installed batteries disconnected.
Alkaline batteries
Install two R6/AA batteries (not supplied) as shown in Fig.3. Observe proper polarity.
Battery replacement
If the battery weak and discharged, blinks on the display, then the power
automatically turns off. If this occurs, replace the batteries.
Dispose of all used batteries safely and in accordance with all applicable laws.
Note:
When you are not going to use the unit for one month or more, take the batteries out
of the battery compartment.
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