Features:
Negative Jack: Connect the black watch pen to the COM jack, measure with the test pen and watch pen, and turn on to enter Auto mode.
AC/DC Voltage Measure: Automatic identification, the watch pen is connected to the COM jack, and the circuit voltage value is measured.
NCV Voltage Sensing: Select NCV mode, the closer the distance to the AC voltage, the more urgent the alarm sound.
Line Breakpoint: In NCV mode, close to the measured line, determine the breakpoint position according to the signal strength.
Fearless of the Dark: With high definition backlight and flashlight, suitable for dark environment.