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
True RMS Digital Multimeter Auto Range 1000VThe accuracy applies within one year after the calibration.. Reference condition: the environment temperature 18°C to 28°C, the relative humidity is no more than 80%.
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Electromagnetic Field Radiation DetectorRange: Electric: 0~2000mG; Magnetic: 0~200μT.. Unit: mG (Electric Field); μT (Magnetic Field).. Resolution: 1mG, 0.1μT.. Test Bandwidth: 30Hz-300Hz.. Number of Axis: Single Axis Inductive Head..
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Digital Dissolved Oxygen DetectorWant to know whether the dissolved oxygen value of water is up to the standard? If so, this pen-type dissolved oxygen meter is what you need. Designed and made with imported components and sensor
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Portable Digital Dissolved Oxygen Analyzer1. Dissolved Oxygen Measuring Range: 0.0~30.0mg/L. 2. Resolution: 0.1mg/L. 3. Accuracy: ±3.0%. 4. Calibration: Calibration of 100% saturated dissolved oxygen in air. 5. Temperature Measuring Range:
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Professional Digital Multimeter with Temperature TesterDC Voltage: 600mV/6V/60V/600V/1000V (±(0.5%+3)AC Voltage: GD108B: 6V/60V/600V/750V ±(1.0%+5)DC Current: GD108B: 10A ±(1.2%+3)AC Current: GD108B: 60mA/600mA ±(1.0%+3) 10A ±(1.5%+3)Temperature: GD108B:
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Manual Range Digital Multimeter with Temperature TesterGVDA Multimeter is an Professional Multimeter which can measure AC and DC voltage, AC and DC current, resistance, capacitance, continuity, diode, NCV,etc.; It is the best choice for professional
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True RMS Digital Multimeter Avometer Color LCDPlease be kindly noted, the listed product is produced and distributed abroad and subject to the laws of its country of origin.
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4 in 1 Electronic Stud Finder1.Model:GD213. 2.Ferrous metals: 60mm. 3.Non-ferrous metals(Copper): 50mm. 4.Copper conductors(Live): 50mm. 5.Wood: exact model: 20mm/deep mode 38mm. 6.Moisture maximum detection depth: 8mm.
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Digital True RMS AC DC 600V Clamp Meter1.DC Voltage :600mV/6V/60V/600V/600V±(0.5%+3). 2.AC Voltage : 6V/60V/600V/600V ±(1.0%+3). 3.AC Current : 60A/600A ±(2.5%+8). 4.Resistance : 6kΩ/60kΩ ±(1.0%+3).
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Laboratory Adjustable Dc Power Supply 30V 10A1.The power supply uses advanced technology PWM. 2.voltage, current can be continuously adjustable from 0 - 30V/60V/120V Rating obtain Ultra-low ripple. . 3.High-precision reference voltage source,
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Professional Gold Underground Metal Detector1. Apply an electromagnetic field to detect the presence of a concealed metal object.. 2. Designed to find gold & silver jewelry, coins and other metal in the ground, and can also find land mines..
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30V 10A White DC Switch Bench Power Source1. High-precision LED digital display, intuitive and clear.. 2. 8 cm smart fan, excellent heat dissipation, effectively extend fan life and reduce noise.. 3. The use of advanced technology to
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Underground Gold and Metal Treasures Detector1.Max. Detection Depth: 1.8m / 5.9ft. 2.Size of the Metal Can Be Measured: 50*50*1.2cm Metal Board. 3.Min Detection Diameter: 3.5cm / 1.38. 4.Detect Objects: Nonferrous Metal and Ferrous Metal.
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Metal Detector Underground Coil Waterproof1.Detectable Indication:Audio / LED light. 2.Max Detection Depth:ST944 1.8m (50cm*50cm*1.2cm coin). 3.Operating Mode:Ground Balance/Discrimination. 4.Signal Frequency:7.2kHz. 5.Object
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Professional Metal Gold Underground Search FinderNeed to detect metal, gold & silver jewelry, coins and other metal in the ground? You can try this professional metal detector. Use this powerful and versatile underground metal detector, you can
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USB Regulated Lab Power Supply Adjustable1.Output voltage: DC 0- 30V2.Output Current: DC 0-5A3.All models have USB ports, which can charge mobile phones.. 4.All models are micro-switching DC power supplies.. 5.We have two colors for all
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Digital Adjustable Switching Power Source1.Output voltage: DC 0- 30V2.Output Current: DC 0- 10A3.Input voltage: 220V EU or 110V US4.Black color and White color for choice 5. we have 30V 5A 30V 10A 60V 5A for choice
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Electronic Socket Tester with GFCI Check1. Can detect the wiring status of the socket quickly and accurately.. 2. It tests your protection system to ensure the household electrical safety.. 3. Widely used in the school, laboratory, factory
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Electric Circuit Breaker Finder US Plug1.Voltage: 48V-250V 45-65Hz. 2.GFCI Test: >5mA (US Plug). 3.GFCI Working Voltage: 110V±20V. 4.Voltage Measurement: 48V~250V / 45~65Hz. 5.Accuracy: ±(2.0%+2). 6.Working Environment: 0℃ ~ 40℃, 20%
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Digital Refractometer for Honey Beer1.Model Name: GD317. 2.Range:0-55% Brix. 3.Ambient Temperature:10℃-40℃. 4.Resolution:0.1% Brix. 5.Accuracy:±0.5% Brix. 6.Battery:Builti in Lithium battery.
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