Best Test And Measurement

WSMLA Professional Breathalyzer Portable Keyring Breath Alcohol Tester

Electrochemical sensor: This stable fuel cell/electrochemical sensor is a fast and stable alcohol concentration measurement technology..
Blowing detection: high sensitivity, high precision, fast response, accurate alcohol measurement.
Start and test anytime, anywhere: more sensitive, more accurate, long life, no need to restart, more stable.
Introduction of use: ① start initialization, ② start air test, display data after, ③ 5-6 seconds (continuous test according to power supply).
If you have any questions or questions, please feel free to contact us, we will reply you within 24 hours.

High stability, large range test capacitance 1pF~100mF, inductance 1uH~100H..
High resolution, five-digit display, high accuracy 1%, minimum test capacitance 1pF, inductance 1uH..
Fully automatic range design, manual and easy switching of capacitance and inductance..
The large LCD screen with backlight is very convenient in dark environments..
Two techniques are used for measurement, LC oscillation and RC oscillation. LC is more suitable for small capacitance and inductance measurement, RC is more suitable for large capacitance measurement..

003cp003eAutomatic Function: The auto lensmeter can automatically and quickly identify the lens type, automatically measure, read and store measurement results.003c/p003e.
003cp003eBuilt-in Thermal Printer: The lensmeter has a built-in thermal printer, which can print the measurement results clearly and quickly, and the operation is convenient and simple.003c/p003e.
003cp003e5.6 Inches Colorful Capacitive Touch LCD Screen: With the help of the touchable 5.6-inch HD LCD screen, the measurement data is clearly visible.003c/p003e.
003cp003eNovel Design: The lensmeter with Germany importing LED green light can test all kinds of lens, without considering ABBE compensation. It has a USB port and can upgrade the software online at any time.003c/p003e.
003cp003eHigh Measurement Accuracy: Advanced Hartman intelligent measurement technology can test the multifocal progressive lens easily and accuracy. High speed CPU, can measure any kind of lens instantly,especially for small-scale lenses. 003c/p003e.

...nce and tightness, and will not easily break. The refrigerant gauge is also equipped with 3 standard test hoses (1.5m) and a portable toolbox, which is convenient for the storage and carrying of the meter..
2.【Refrigeration Gauges for Double Pressure and Dual Temperature Measurement】The digital HVAC gauges can measure double pressure (gauge pressure) at the same time, as well as dual temperature measurement, with automatic multi-unit pressure conversion, automatic conversion of temperature Celsius / Fahrenheit, to facilitate different needs. Note: Please make sure that the temperature sensor clip is properly connected. A poor connection will result in an inaccurate reading of the value..
3.【HVAC Gauges with High-Precision Data Unit and Refrigerant Database】The HVAC manifold gauge built-in 32-bit digital processing unit and a high-precision data acquisition unit, high data and stability. The a/c manifold gauge set built-in 89 kinds of refrigerant pressure-evaporation temperature database, also calculate the subcooling superheat, to facilitate the direct reading of operating process data. Also, it tests the percentage of vacuum measurement..

Test frequency: 100Hz, 120Hz, 1KHz, 10KHz, 40kHz, 100KHz.
Large capacity lithium battery power supply.
Supporting DC Resistance and Electrolytic Capacitance Measurement.
Automatic Recognition of Component Measurement.
Support screening and deviation measurement.
2.8-inch TFT display, 4-bit semi-display.
Display digit: Main parameters: 5 bits, secondary parameters: 5 bits.
Adjustable measuring speed, manual and automatic range.
Short circuit correction with open circuit.
Standard configuration:1. Mini-USB cable.
Adjustment of backlight brightness, Chinese and English are optional,USB device and automatic power-off time.

...pe.Support Coaxial UTC control & call OSD menu,RS485 control,compatible with more than 30 protocols such as for PELCO-D/P etc. With Cable tracer, can quickly find out the target cable(BNC cable, network cable and telephone cable) from the mess cables..
【DMM&OPM&VFL&TDR Test】Digital Multimeter---DC and AC voltage measurement,Resistance measurement,Continuity test,Diode measurements,Capacitance measurement.Optical Power Meter---Calibration wavelength:1625nm,1550nm,1490nm,1310nm,1300nm,850nm. Red Visible Laser Light Source---Laser type:LD.
TDR cable Breakpoint Test---Measurable metal cable’s length and short circuit..
【Battery & Quality Assurance】Built-in 7.6V/7800mAh/59.28Wh battery.DC5V/2A,12V/3A,24V/2A,48V POE power output.After charging 4 hours, normal working time 15 hours.Tester Dimension/Net weight 9.4 x 5.3 x 1.4 inch/0.94kg(2.31lbs).Continue to browse our web page to get more detailed parameters.We tested every cctv camera tester before sent it,to ensure that you will not receive defective products.We offer 24h technical support and 1 year warranty.If there are any issues,pls feel free to contact us..

100Hz/120Hz/400Hz/1kHz/4kHz/10kHz/40kHz test frequency, 0.6 Vrms test level, 0.30% accuracy.
Primary L/C/R/Z, secondary X/D/Q/theta(P)/ESR.
4/2/1 times/s measuring rate, manual/auto measurement, 3/5 terminal test lead.
Measurement range: 0-2000H(L), 0-20mF(C), 0-20M Omega(R).
reset function: open/short circuit calibration.
2.8" TFT HD LCD screen for dual display, long stand-by battery charged fully within 2 hrs.

...water (Conducts Electricity (EC)) also.
it means the dissolved minerals (ions) in water are what conduct the electricity. Finally, you will know the level of pollution and mineralization of water..
[Automatic temperature compensation] - There is no need to worry about the temperature of the test liquid affecting the measurement results, as both the pH meter and TDS meter have an automatic temperature compensation function that adjusts to the water temperature.
[pH tester] Full measurement range of pH 0 - 14, reliable and quick readings. How to calibrate pH pen - Press CAL key for 5 seconds to enter calibration mode, then press to select 6.86, 4.00, 9.18 corresponding powder to finish calibration, pH pen electrode is easily affected by the environment, if not used often, calibration before use will get accurate measurement results, regular use will keep the accuracy of measurement.
[Great for all home and laboratory] TDS & & EC and pH testing applications including drinking water, cooking water, aquariums, swimming pools, hydroponic, etc... Not necessary anymore to compare color strips. It's digital reality..