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FR90 Multi-functional Non-contact Induction Test Pen

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Intelligent identification of neutral and live wires, line breakpoint detection, non-contact voltage detection, lighting flashlight, sound and light alarm, low voltage prompt, automatic shutdown

Voltage detection range

12V~1000V AC



Alarm method

Sound and light alarm

Automatic Identification

Automatic detection of electric field close to the measured point

Zero fire line judgment

Judging by the signal strength, the strong signal is the live line, and the weak signal is the neutral line.

Line break detection

Line breakpoints under live conditions, quickly identify the live end and the uncharged end

signal strength indicator

The buzzing sound changes from slow to fast; the indicator light flashes from slow to fast


white LED lighting

Low voltage reminder

When the battery voltage is lower than 2.4V, the power light flashes and the buzzer prompts

Automatic shut-down

If there is no operation within 5 minutes, it will automatically shut down if no voltage signal is detected

1 meter drop test

Made of high-quality materials, durable and drop-proof, shock-proof and shake-proof

Working temperature and humidity

-20℃~40℃; over 80%rh

storage temperature

-20℃~60℃; below 70%rh

power supply

2*1.5V AAA batteries


About 32g (without battery)



Safety grade

CAT.III 1000V /CAT.IV 600V

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