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
Digital Ac Dc Voltage Test Pencil with LCD Display1. Rotary battery cover, easy to re-battery.. 2. Automatically distinguish the neutral wire (N) from the live wire (L).. 3. Sound and LED Alarm. 4. Automatic selection of three sensitivities. (High,
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Smart Electric Tester Pen LED Light Alarm1. External Testing Certification: CE, IEC CAT.III 1000V CAT.IV 600V. 2. Display Type: LCD. 3. Specific Uses For Product. 4. Live/Null Wire Testing. 5. Non-Contact Voltage Detection. 6. Breakpoint
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Multifunctional Ac Dc Phase Voltage Test Pencil1. Rotary battery cover, easy to re-battery.. 2. Automatically distinguish the neutral wire (N) from the live wire (L).. 3. Sound and LED Alarm. 4. Automatic selection of three sensitivities. (High,
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Non-Contact Voltage Detector Tester Pen1.Detection voltage: AC voltage :12~1000V,50/60Hz. 2.Operating temperature:0~40℃ Storage temperature:-10~50℃ . 3.Safety compliance:CAT.III 1000V CAT.IV 600V;CE. 4. Battery:2×1.5V AAA Batteries. 5.
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Classroom Loud Noise Decibel Reader Meter1.Sound Level Measuring Range: 30~130dBA. 2.Resolution: 0.1dB. 3.Accuracy: ±1.5dB (under reference conditions). 4.Frequency Range: 31.5Hz to 8.5Hz. 5.Frequency Weighting: A Weighting. 6.Data hold:
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Sound Voice Decibel Noise Level Audio Tester1. Display: LCD display. 2. Range: 30-130dBA; 30-130dBC(option). 3. Frequency: 30Hz-8KHz. 4.Dynamic Range: 50dB. 5.Accuracy: ±1.5dB(94dB at 1KHz), ±5dB(94dB at 8KHz). 6.Frequency Weighting: A
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Digital Sound Decibel Meter with Data Logging1. 2.7 large LCD display for easy reading, convenient to use.. 2. Both AC and PWM signal output are available.. 3. Real time display the current temperature(℃/℉ switchable) and humidity.. 4. Equipped
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Digital Soldering Iron Station kit for Welding Rework1.Brand: GVDA Model: GD318. 2.oltage: AC 220V EU plug. 3.Output: 80W. 4.Temperature range: 80°C~480°C. 5.Temperature stability: ± 2°C. 6.Adjustable method: Knob. 7.Temperature unit: °C/°F. 8.Display
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Digital DIY Temperature Controlled Soldering StationApplication Areas: R&D Technology Center, the product of choice for engineers in Maker Center and for welding and desoldering of household appliances and general industrial products, Widely used in
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Laser Distance Measuring Tape1. Back Light On/Off. 2. Sound on/off. 3. Green laser, clearer and faster (T4S red laser)
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Green Beam Laser Distance Meter 100m1, Model: SW-50G/SW-70G/SW-100G. 2, Working Range: 50m/70m/100m. 3, Distance measurement precision: ±2mm. 4, Continuous measurement function: yes. 5, Area measurement function: yes. 6, Volume
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Handheld Laser Distance Meter 70MMeasurement unit options: meter(m), inch(in) and feet(ft). Continuous measurement function:yes. Outdoor Target reflection board: no.
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Digital LCD Laser Distance Meter 100M1, General laser rangefinder for indoor measurement. 2, Measurement unit options:m/ft/in. 3, 30 units data storage. 4, High accuracy as 2.0 mm and wide measuring: 50M/70M/100M/120M for choice. 5, Set
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Laser Tape Measure 120mDistance meter is specially designed to measure the distance precisely.. It comes with the function of measuring area, volume, addition, subtraction easily.. It can also store 30 data.
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Rechargeable Laser Tape Measure 70m1, Back Light On/Off. 2, Sound on/off. 3, Electronic level, angle measure ±90°. 4, Painter function. 5, Unit setting m/in/ft. 6, Memory Function. 7. Built-in 3.7V 850mAh rechargeable lithium battery.
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Laser Distance Measurer 100m1.Model:H-D100A. 2.Working Range: 100m. 3.Laser color: Red. 4.Bubble level: Electronic level. 5.Batteru: 3.7V 850mAh lithium .
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Rechargeable Laser Electronic Ruler 120m1.Model:H-D120A. 2.Working Range: 100m. 3.Laser color: Red. 4.Bubble level: Electronic level. 5.Batteru: 3.7V 850mAh lithium. 6.Wide measuring range: YES.
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Laser Distance Meter with Angle SensorElectronic angle sensor, one key for angle and height measurement.. Large LCD backlight supports better visibility in low light conditions.. Electronic Level function, will show real-time refresh
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Laser Distance and Angle Measure 100mModel:SW-DS50/SW-DS70/SW-DS100/SW-DS120. Working Range:50m/70m/100m/120m. Distance measurement precision:±2mm
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Laser Distance Meter Measuring 120mWorking Range: 50/70/100/120m. Laser color: Red. Bubble level: Electronic level. Reference point: 2(rear, front)
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Digital DIY Temperature Controlled Soldering Station, Laboratory Adjustable Dc Power Supply 30V 10A, Soldering Station




