Prokit's Industries MT-1620 - Manual (Page 12)

 Transform Switch: This switch is used to select
functions and desired ranges.
 OFF – switch: This switch is used to turn off the
power.
 10A Input Jack: Input terminal for current 0 ~
10A.
 mA/℃Input Jack: Input terminal for current 0 ~
400mA, centigrade temperature.
 V 、Ω、Hz、 、 Input Jack
Input terminal for voltage, resistance, frequency,
duty, capacitance, diode, continuity.
 COM Input Jack
Common terminal for current, voltage,
resistance, frequency, duty, capacitance, diode
and continuity measurement.
 Humidity Semiconductor Sensor: This sensor is
used to measure humidity.
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