Voltage Test FunctionLine Location Finder has a voltage test function. You can click on "V" to access the voltage test function, which measures the battery voltage and voltage polarity. Press "V" again to enter POE test mode. This mode allows you to measure POE power lines and voltages. And it can be used to measure in the presence of voltage (Less Than 60V)
LCD Screen & Sound AdjustableNetwork cable tester are equipped with an LCD screen and LED flashlight, allowing you to work in dark environments. With the sound adjustment knob, you can freely adjust the sound level.