China Portable Natural Gas Leak Tester Sound Light Alarm Manufacturers Factory Suppliers

1.Sensor: Gas-sensitive semi-conductor. 2.Reaction Range: >50PPM (methane). 3.Warm-Up Time: Approx. 30 sec. 4.Reactions Time: Approx. 5 sec (500PPM). 5.Power: 2pcs, 1.5V, AAA battery. 6.Alarm Mode:

1.Maximum 6000 Counts . 2.Inrush current test . 3.DCA zero for GD166B . 4.NCV Measurement . 5.AC DC Current 600A.

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

GVDA GD104 Automatic Electric Power Circuit Tester, 48~250V Digital Socket Tester EU US UK Plug Smart Voltage Detector with RCD GFCI Voltage Test Automatic Detection and Backlight

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. 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.Model: GD112C. 2.Maximum count: 6000. 3.DC voltage: 600mV/6V/60V/600V. 4.AC voltage: 6V/60V/600V. 5.DC current: 60A/600A. 6.AC current: 60A/600A. 7.Resistance: 600Ω/6KΩ/60KΩ/600KΩ/6MΩ/60MΩ.

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. Back Light On/Off. 2. Sound on/off. 3. Green laser, clearer and faster (T4S red laser)

1.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.

Widely use in house decoration, building construction, real estate. The laser measure is ideal for measuring areas or objects including rooms, apartments, buildings, factories, garage, desks, chairs,

1. Base plate with 4 built-in magnets for attaching on metal surfaces. 2. High accuracy and resolution. 3. Measuring range of 4 x 90°(total 360°). 4. Degree and mm/m of slope in conversion . 5.

Test the pH level and temperature of solution/water with data hold function.. Pocket size, lightweight and portable with switchable backlight & large LCD display for clear reading.

This industrial grade salinometer can be used for measuring the salt value and temperature of solvent, which measuring rang is 0.00ppt-9.99ppt 10.0ppt-50ppt.

Easy to read: LCD with green backlight ensures clear visibility even in the dim light.. High and low sensitivity are switchable for different scenarios.. Send out an audible and visual alarm if any

1.Detects all existing refrigerants;. 2.Equipped with flexible stainless sensor catering for all applications. 3.Enhanced electronic circuitry

1. Portable detector for detecting carbon monoxide(CO) gas.. 2. Can continuously monitor the CO gas concentration in the surrounding environment.. 3. Sound alarm works when CO gas concentration

Distance to spot size: 12:1. Spectral response: 8-14 um & 500mSec. Repeatability: 1%of reading or 0.1°C. Celsius/Fahrenheit unit switch: Yes

This professional meter can measure temperature and humidity with reliable measurement results. Dual display of temperature and humidity, easy to exchange between ℃ and ℉.

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.