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2025 GVDA Develop New 4.3inch IPS HD Industrial Endoscope Inspection Camerab ...
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2024 New Arrive GVDA Portable 72W Led Light Soldering Iron GD301 in Stocks
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Why Do I Choose GVDA GD139 Gas Leak Detectors?
Apr 11, 2024
Introduce New GVDA Rechargeable Combustible Gas Detector With Type C Charging...
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Contact Us
Contact: Ms Judy Yan
Whatsapp/Wechat/Mob.: 86-18822802390
Email: marketing@gvdasz.com
Tel Phone: 86-755-27597356
Add: Room 610-612, Huachuangda Business Building, District 46, Cuizhu Road, Xin'an Street, Bao'an, Shenzhen
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15
Jan
2018
1000pcs Orders Did By Russia Customer Ready
Russia customer Placed an order 1000pcs of AS8800L Combustible Gas Analyzer Leak Detector Sound Light Alarm , and the shipment was sent to cus
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31
Dec
2017
Top Selling Combustible Gas Leak Detector
SMART SENSOR combustible gas leak detector with visual leakage indicator, can detect gas leakage. All you need to know the high reliability testing instrument in the use of all ...
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20
Dec
2017
Good Feedback For Ph Meter Ph818
Recently for our Ph meter Ph818 is most popular models in the marketn and get more good feedback from many customer. Pen type and smaller size and easy to carry it.
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06
Dec
2017
200PCS Order PH Meters From Israel
Israel customer did an order 200pcs of r PH meters ph818 , shipment was ready for shipping out. Thanks For Customer's trust and support!
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28
Nov
2017
What Ph Meter Can Help You
Do you want to know whether the pH value of water you drink is up to the standard? If so, this pen-type pH meter is what you need. Featuring the automatic temperature compensati...
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20
Oct
2017
High Lights Of Ph Tester PH818
1. Test the pH level and temperature of solution/water with data hold function. 2. Pocket size, lightweight and portable with switchable backlight & large LCD display for clear...
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06
Nov
2017
Best Selling Of Ph Meter Ph818
for this model PH818 is top selling Pen type Ph meter in the market with high feedback from customs all over the world, This device is an intellectual precise measurement appara...
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25
Oct
2017
Best Selling Outdoor Laser Rangefinder Camera
Features: 1, Easy targeting with bright laser pointer, a labor intensive distance measurer makes field work easy, mindless & accurate. Ideal for home, construction and industri...
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12
Oct
2017
Camera Laser Distance Measuring 120m in Stocks
SW-S120 120m Color Screen Camera Electronic Angle USB Portable SNDWAY High Accuracy Distance Meter Laser Mini Rangefinder Camera laser distance measuring 120m in stocks: ...
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30
Sep
2017
100pcs Of Laser Rangefinder Camera 80m From France
France customer did an order 100pcs of Laser rangefinder camera 80m from France,the order was finised . Thanks To The Trust And Support Of Customer and welcome again!
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20
Sep
2017
80m Laser Distance Meter Camera For Outdoor
80m-laser-distance-meter-camera-for-outdoor : 1. Large color LCD display, with backlight and multi-line display (5 lines). 2. Handheld rechargeable laser distance meter with ang...
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08
Sep
2017
New Arrive Laser Rangefinder With Camera
SNDWAY Handheld Rangefinder Laser Distance Meter With LCD Display Laser Range Finder SW-S Series 120m Test Tool 1. Large color LCD display, with backlight and multi-line display...
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30
Aug
2017
How To Use A Digital Multimeter
Digital multimeters are relatively simple measuring instruments. In this article, the author will teach you how to use the digital multimeter correctly. Starting from the measur...
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15
Aug
2017
How A Digital Multimeter Works
The function of measuring voltage, current and resistance of the multimeter is realized by the conversion circuit part, and the measurement of current and resistance is based on...
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27
Jul
2017
Product Features Of Digital Multimeter
The touch hold function keeps the display on and you can measure with both hands and take a reading later.
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12
Jul
2017
Product Accessories For Digital Multimeters
A number of accessories are available for the DMM. Accessories can expand the range of the DMM while making measurements easier. High-voltage probes and high-current probes redu...
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29
Jun
2017
Safety Checklist For Digital Multimeters
1. Use a table that meets the requirements of the field application 2. Use a meter with a current input fuse, and check the fuse before measuring the current 3. Check the test l...
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10
Jun
2017
Advantages Of Digital Multimeters
1. Fuse current input protection 2. Use a high-energy fuse (600 volts or higher) 3. High voltage protection in resistive mode (500V or higher) 4. Voltage transient protection (6...
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31
May
2017
Protection Circuit Of Digital Multimeter
1. Automatic recovery protection. Some watch circuitry, when an overload is detected, protects the watch until the condition no longer exists. After the overload is removed, the...
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19
May
2017
Causes Of Damage To Digital Multimeters
1. When the probe is still in the current jack, use it to measure the AC voltage 2. In resistance mode, measure the AC power 3. Withstand too high transients 4. Exceeding the ma...