China Sound Voice Decibel Noise Level Audio Tester Manufacturers Factory Suppliers

1. 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

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

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

Please be kindly noted, the listed product is produced and distributed abroad and subject to the laws of its country of origin.

1.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,

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

GVDA Digital 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

1. 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,

Measurement unit options: meter(m), inch(in) and feet(ft). Continuous measurement function:yes. Outdoor Target reflection board: no.

Working Range: 50/70/100/120m. Laser color: Red. Bubble level: Electronic level. Reference point: 2(rear, front)

1. Precision: 0.1°· Precision: 0.1°· Precision: 0.1°. 2. up LCD,readingalways in upright position· Precision: 0.1°. 3. Measuring range of0~360°· Precision: 0.1°. 4.up LCD,readingalways in upright

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.

This Wood Moisture Tester is a professional moisture meter used to measure the moisture level in sawn timber (also paper and cardboard) and hardened materials (mortar, concrete and plaster) as well

1. Portable detector for detecting all combustible gas.. 2. Long flexible stainless probe reaches all areas.. 3. Audible semiconductor probe and auto fast warm-up.. 4. Instant response, pinpoint leak

1. Portable detector for detecting all combustible gas.. 2. Gas- sensitive semi-conductor Sensor. 3. Audible semiconductor probe and auto fast warm-up.. 4. Instant response, pinpoint leak position

1. Detects all existing refrigerants;. 2. Equipped with flexible stainless sensor catering for all applications. 3. High efficency pump increases sensitivity

GVDA Digital 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

A gas detector is a device that detects the presence of gases in an area, often as part of a safety system.. This type of equipment is used to detect a gas leak and interface with a control system so

SMART SENSOR This Ultrasonic Cable Height Meter is a user friendly and easy-to-operate instrument. A circuit maintenance can make measurement of cable height.

The smart SENSOR tachometer (RPM indicator) is an instrument that measures the rotational tempo of a shaft or disc, as in a motor or other machine.