NDNCZDHC Voltage Tester, HT89 AC Contact Voltage Tester Pen 12-300V Electrician Tools Electric Tester Pen Electrical Tester Voltage Test

Contact Type: This voltage tester is a contact type electrical test pen, easy to use and convenient to carry. It can bring a lot of help for your work.
Operating procedure: NCV inductive probe is applied for AC voltages. Simply place the tip near a terminal block, socket or power cable. You can know there is voltage when the tip is red and the tip beeps.
Breakpoint Test: The electric tester pen automatically detects neutral wires or wires. The voltage tester pen is useful for breakpoint test.
Red and Green Illumination: This voltage tester pen beeps at a higher frequency. Meanwhile, the screen is red or green, red means high voltage and wires are detected, green means low voltage and empty wires are detected.
Scope of application: more sensitive and flexible measurement. Press the S button to adjust the sensitivity and adjust the low range for thermostat, irrigation wiring, etc.