Contact Us
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Tel: +8618822802390
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E-mail: admin@gvda-instrument.com
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WhatsApp: 8618822802390
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Add: Room 610-612, Huachuangda Business Building, District 46, Cuizhu Road, Xin'an Street, Bao'an, Shenzhen
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11
Oct
2022
How to use voltage test pen
1. The formula for judging alternating current and direct current: the electric pen determines the alternating current and direct current, the alternating current is bright and the
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11
Oct
2022
What does the voltage test pen display 12v mean?
1. The electric pen shows that 12v is not leakage. 2. It means that the voltage value of a certain area of the product under test is 12v, but try not to use this number to display
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10
Oct
2022
Application Scenarios of Voltage Test Pens
three. Specific use location: 1. Detect whether household appliances, circuits, lamps, and power connectors, sockets, etc. are charged or leaked. It is convenient and timely to acc
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10
Oct
2022
Practicality of voltage test pen
1. Small flashlight function: This is not the flashlight function that is generally referred to in the market. It can not only illuminate the objects in front of you in the dark, r
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10
Oct
2022
Features of voltage test pen
1. With a bright LED light, not only the power consumption is small, but also the brightness is high. 2. It has 30V-1000V AC voltage electromagnetic field induction sound and LED r
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10
Oct
2022
Principle of voltage test pen
The voltage test pen is suitable for the detection and use of AC & DC static eliminator and static electricity generating equipment, non-contact induction lighting display mode, an
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31
Aug
2022
GVDA New mini Voltage detector tester pen, Clip design and easy to carry
GVDA New mini Voltage detector tester pen, Clip design and easy to carry it is more convenience to carray around your work, without thoughtfull design, be attentive everywher
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31
Aug
2022
Battery Polarity Detection of New GVDA GD110A New Voltage Tester Pen AC DC 30...
Battery Polarity Detection of New GVDA GD110A New Voltage Tester Pen AC DC 300V LCD Display Mini Voltmeter Break Point Detection Continuity Test Circuit Check
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31
Aug
2022
Line break point judgement of GVDA Mini AC Voltage detector pen Indicator Con...
Line break point judgement of GVDA Mini AC Voltage detector pen Indicator Continuity Live Null Wire Tester Breakpoint Finder LCD Display AC 12-300V
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31
Aug
2022
GVDA GVDA Non-contact AC Voltage Tester 12-300V Digital Pen Type Voltage Dete...
GVDA GVDA Non-contact AC Voltage Tester 12-300V Digital Pen Type Voltage Detector Electric Sensor Test Pencil Electrician Tools can be used as a screwdriver With a rugged, s
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31
Aug
2022
or GVDA Mini Voltage tester pen it Small size and Pen type, safe and durable
for GVDA Mini Voltage tester pen it Small size and Pen type, safe and durable It is portable for you to take it to any working environment. it can bring more convenience for pe
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31
Aug
2022
Flashlight of GVDA GD110A Voltage Detector Smart Voltage Indicator Continuity...
Flashlight of GVDA GD110A Voltage Detector Smart Voltage Indicator Continuity Live Null Wire Tester Breakpoint Finder LCD Display AC 12-300V It is convenient to work in dark en
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30
Aug
2022
Multifunction Voltage Tester of GVDA GD110A Non contact voltage detection pen...
Multifunction Voltage Tester of GVDA GD110A Non contact voltage detection pen tester GVDA GD110A can directly test Voltage. When the tester is on, press "Voltage" button to ent
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29
Aug
2022
Continuity Test of GVDA GD110A Mini AC Voltage Tester 12~300V, 50/60HZ Electr...
Continuity Test of GVDA GD110A Mini AC Voltage Tester 12~300V, 50/60HZ Electrical Screwdriver LCD Display Voltage Detector Test Pen Electrician Tools if the wire works corr
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29
Aug
2022
Screwdriver mode OF MINI gvda non contact volate tester pen GD110A with LCD D...
Screwdriver mode OF MINI gvda non contact volate tester pen GD110A with LCD Display With a rugged, sharp, touchable probe, GD110A can also be used as a screwdriver to place on y
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26
Aug
2022
How to judge the Wire line break point via your GVDA GD110A voltage detector ...
How to judge the Wire line break point via your GVDA GD110A voltage detector tester Detecting along the line, the LED display is bright red, and the line where the buzzer is rap
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26
Aug
2022
Battery Polarity Detection of GVDA GD110A AC Voltage Tester 12~300V, 50/60HZ ...
Battery Polarity Detection of GVDA GD110A AC Voltage Tester 12~300V, 50/60HZ Electrical Screwdriver LCD Display Voltage Detector Test Pen Electrician Tools When the tester is o
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26
Aug
2022
How to detect the Zero Fire wire line via GVDA GD110A Voltage Detector Contin...
How to detect the Zero Fire wire via GVDA GD110A Voltage Detector Continuity Voltage Display Electric Tester Screwdriver AC/DC 12-300V Voltage Indicator Breakpoint Finder Wh
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26
Aug
2022
Are you still using an old voltage tester pen? our GVDA GD110A smart voltage ...
Are you still using an old voltage tester pen? our GVDA GD110A smart voltage tester pen adopts high-sensitivity sensors for safe measurement
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25
Aug
2022
Usage of GVDA New Voltage Tester Pen AC DC 300V LCD Display Mini Voltmeter Br...
Usage of GVDA New Voltage Tester Pen AC DC 300V LCD Display Mini Voltmeter Break Point Detection Continuity Test Circuit Check
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