User Manual
DC mV measurement mode: 
when the measured signal < At 
600.0mV, the meter will display 
the current measured DC voltage
 value. When the measured signal 
> The meter will display "OL" 
at 999.9mV.
4.8Ac voltage measurement
 Insert the black stylus into the COM jack and the red stylus into 
the V jack. Connect the pen to both ends of the voltage source or 
load for measurement, reading on the LCD. 
 AUTO automatic measurement mode: 
when the measured signal > At 0.5V, the meter will display the 
current measured AC voltage value. When the signal being 
measured. 0.5 VInstrument will 
default to the resistance value, 
display the measured signal internal 
resistance value.
 Touch the " " key to switch to ac 
mV voltage. Connect the pen to both 
ends of the voltage source or load 
for measurement, reading on the LCD.
 AC mV measurement mode: 
when the measured signal < At 
600.0mV, the meter will display the 
current measured AC voltage value. 
When the signal is measured> 
The meter will display "OL" at 999.9mV."
V 
Ω 
Operational guidelines
V 
Ω 
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