China Gas Detector Manufacturers Factory Suppliers

The intelligent precise oxygen detector use electri-chemical type gas sensor to measure the gas, can quickly response to oxygen gas, sound and light alarm level can be set manually.

GVDA Digital Multimeter Auto Range DMM Voltmeter True RMS AC DC NCV Ohm Voltage Meter Smart Ammeter Multi-meter 4000 Counts Multitester

1.Maximum 6000 Counts . 2.Inrush current test . 3.VFD V/A Test . 4.NCV Measurement . 5.LowZ Gear selection .

GVDA GD139 Natural Gas Leak Detector with 12-inch Extendable Probe,%LEL Propane Leak Detector with Built-in Flashlight for Methane, Butane, Combustible Gas for Home, RV,  This GD139 meter is a

Full Function Multimeter: the professional multimeter has various useful functions for measuring DC/AC voltage, DC/AC current, resistance, capacitance, frequency/duty, temperature, and diode test,

1. High-definition 1200X Digital Microscope with 7 inch screen2. Video resolution: 1080FHD 1080P 720P3. Pixel: 12MP4. Camera resolution: 3M 5M 8M 10M 12M5. Complete functions, clear imaging, large

1.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

1, 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

1, 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.

1.Model:H-D100A. 2.Working Range:　100m. 3.Laser color: Red. 4.Bubble level: Electronic level. 5.Batteru: 3.7V 850mAh lithium .

Model：SW-DS50/SW-DS70/SW-DS100/SW-DS120. Working Range：50m/70m/100m/120m. Distance measurement precision：±2mm

GVDA Multifunctional Measuring Instruments can detect metals (Steel bar, copper pipe) and cables hidden in walls, ceiling and floors; Metal, Cable, wood, etec uner plasterboard, als it can measure

Compared with the traditional method, microwave measurement of moisture has a fast and accurate advantages.

Material: ABS Plastic. Color: Grey. Testing Range: pH: 0.00~14.00pH, TEMP: 0° ~ 60°. Resolution: 0.01pH

1. Test the COND (Conductivity) / TDS (Total Dissolved Solid) level and temperature (℃ / ℉) of the water.. 2. Pocket size, lightweight and portable with backlight and large LCD screen for clear and

1.Item Type: Oxygen Detector. 2.Battery: Lithium battery BPV4MBL5C 3.7V 1000mAh (built in). 3.Uses: Suitable for industrial, agricultural and residential environments and other places.. 4.Test Range:

Detect 4 kinds of gas: carbon monoxide(CO), hydrogen sulfide(H₂S), oxygen(O₂) and combustible gas(LEL).

1.Gas Type: Carbon Monoxide. 2.Measuring Principle: Electrochemical. 3.Measuring Range: 1~1000 (PPM). 4.Resolution: 1PPM. 5.Accuracy: ±10 %. 6.Response Time: <60 sec. 7.Alarm: Alarm Buzzer.

Tachometer The Tachometer is one of necessary instruments in mechanical field, and used to measure electrical machinery's rotational speed, the link speed or the frequency.

SMART SENSOR Electromagnetic Field Radiation Detector can test electric field radiation and magnetic field emission to reach the optimal test result. It is used to test and learn electromagnetic