18
3.2.10
Temperature
Range
Resolution
Accuracy
-20
～
1000
℃
（
-4
～
1832
℉）
1
℃
/2
℉
（
2.0% r2
digits
）
- Overload protection
：
1000V DC or AC
（
RMS
）
4. Operation Guide
4.1 Readings Hold
During the measuring process, if the readings
are required to hold, slightly press " "
button, the
display value will be locked, slight press " " button
again to cancel readings hold.
4.2 Backlight /Light
In the process of measurement, if the ambient
light is too dark to read the readings, press "
"
button to open the backlight or light:
1
）
Press "
" button to turn on or off the LCD
backlight, and it will turn off automatically about
1 minute after it is turned on.
2
）
Press and hold "
" button for more than 2
seconds to turn on or off the light. If the light
turn on automatically after 1 minute.
4.3
Auto Power Off
1
）
If after 10 minutes when the meter is on without
any operation, it will go into hibernation and
automatically shut down to save power.
2
）
After auto power off, Turn rotate or press any
