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Non-Contact: Voltage tester with NCV sensor probe for AC voltage; simply place the tip near a terminal strip, socket or power cord. You will know voltage presents when the tip glows YELLOW and the pen beeps. The live wire detector can automatically detect the live wire and the neutral wire. Ideal for breakpoints testing.
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Quick Response and Guaranteed Safety: Multiple alarms through sound and light. When low voltage is detected, the tip will flash yellow light and the buzzer alarm will sound loudly. When the detected voltage is higher, or the voltage source is closer, it will beep at a higher frequency and the tip will glows RED.A convenient circuit tester for electricians and homeowners.
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About Voltage Tester Pen Function Key: LED flashlight and sensitivity adjustment are controlled by the same button, you can turn on high sensitivity state by pressing the function key lightly. In the high sensitivity state, you can detect the signal from a long distance (about 9.5 inches) , the closer it is to the wire, the stronger the voltage tester pen responses; and long press the function key for 2-3 seconds to turn on the LED flashlight.
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Tips: Low-Power-Indicator when the battery voltage is lower than 2.6V; automatic shutdown after 5 minutes of no operation or no signal detection; pocket-sized pen hook allows you to put it in your shirt pocket. We provide lifetime after-sales service, if you have any questions, please feel free to contact us.
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