Best Laboratory Illumination Meter

Sig Sauer SOR52101 Romeo5 2MOA Compact Red Dot Sight 1x20mm with Picatinny Mount , black

2 MOA Red-Dot provides 10 illumination settings (8 daylight plus 2 NV) for visibility in all light conditions.
MOTAC (Motion Activated Illumination) powers up when it senses motion and powers down when it does not. Provides for optimum operational safety and enhanced 50,000+ hour battery life.
Integrated M1913 Picatinny interface provides industry-standard mounting options for a wide range of applications.
Dependable waterproof (IPX-7 rated for complete water immersion up to 1 meter) and fog-proof performance.
Includes a M1913 Picatinny low mount riser and a co-witness 1.41” riser mount.

Lux Light Meter, Easy-to-operate meter to monitor light levels, Measure with Footcandles (FC) and Lux.
Measures luminosity from 0 to 200,000 Lux, widely used in scenic design, research teaching, industry inspection as well as agriculture researching and illumination control..
4 digital color LCD screen, MIN/Max readings, data hold, auto power off, and low battery indication.
Meet CIE Photo (Visual function) standard.

...about the temperature of testing liquid, as ph meter has built in (ATC) automatic temperature compensation, so that it can accurately determine pH value of the sample at any temperature in a range of 0 DegreeC - 80 DegreeC (32 DegreeF - 176 DegreeF)..
WIDE USE: Pocket Size PH Meter is the ideal test kit for home and laboratory uses.Suitable for testing the pH of drinking water, swimming pools, aquariums, reverse osmosis systems, spas or hydroponics.
ideal for testing water, swimming pools, aquariums, spas, hydroponics, food, wine and beer, etc..
MAKE YOU SATISFIED WITH THE PRODUCTS: Come with 1x PH meter, 1x user manual, 2x 1.5V LR44 button cells(build-in), 3x PH Buffer Powders..

HOUSEHOLD SAFETY: The Pyle Indoor Air Quality Test Kit ensures household safety w/ carbon dioxide gas monitoring. Also measures temperature and humidity w/ standard digital clock/calendar function. Used for home, office, school, business applications.
TARGET METER: The portable digital home air quality monitor tester features hassle-free operation w/ sleek design. Equipped w/ target meter setting — audible and visual alarm notifications. Uses non-dispersive infrared detector for gas measurement.
BUILT-IN MEMORY: Allows you to save up to 12,700 data readings w/ its built-in memory. Offers accurate and reliable data readout and is laboratory tested for safe pollution detection. Features record function which saves real-time meter readings.
DIGITAL LCD DISPLAY: The home air quality test meter introduces digital LCD screen interface w/ time/date display. Shows CO2 measurement range from 0-9999 PPM, humidity range: 0%~99.9% and -10~70° Celsius temperature range w/ selectable temp unit.
BATTERY OPERATED: Features built-in rechargeable battery for portability but it can also be powered via included USB cable. The air tester has a removable stand so it can be mounted on the wall. Includes computer software for data analysis review.

1. Display the temperature, relative humidity and dew point. It can be operated easily and be ideal instruments for use in fields, laboratory,....
2. Humidity alarm feature can be turned on or off. The humidity alarm limits can be set according to your reality needs. LED Alarm..
3. Temperature-Humidity Sensor can be mounted on the left side of the meter or extended for measurements in other locations. The meter can be mounted....
4. Data memory of max/min temperature and humidity values are available. Fahrenheit/Celsius can be exchanged according to your application preference..
5. Large LCD display. Power supplied by 2 x 1.5V AAA battery (Not provided by seller)..

3-in-1 water quality tester: This PH meter has a three-in-one function, which can measure PH, TDS and temperature with high precision at the same time. All-round measurement of water quality to ensure healthy water quality..
Easy to use: After calibration, put the sensor in the solution to be tested, and get the reading immediately. Please rinse the probe with water carefully before performing another liquid, otherwise you may get inaccuracy reading..
Backlit design: There is no need to worry about seeing the displayed value if the light is insufficient. ORAPXI PH meter features a green backlit LCD to help you obtain the measurement results clearly in any situation..
Automatic Temperature Compensation: Auto temp compensation (ATC) ensures accuracy in various temperatures (32°F~140°F), It can solve the possible error perfectly caused by the change of liquid temperature, so as to make the pH readings more accurate..
Wide applications: The instrument is ideal for drinking water, daily household, hydroponics, beer brewing, swimming pool, laboratory, food processing etc..

Enjoy pure-tasting water with the 10-Cup Zerowater Filter Pitcher technology.
The ZeroWater filtration system combines FIVE sophisticated technologies that work together to remove virtually all dissolved solids from your tap....
This 10-cup system comes withour patented Ion Exchange filter, a laboratory-grade water testing meter and a to remove virtually all dissolved solids....

2 MOA Red-Dot provides 10 illumination settings (8 daylight plus 2 NV) for visibility in all light conditions.
MOTAC (Motion Activated Illumination) powers up when it senses motion and powers down when it does not. Provides for optimum operational safety and enhanced 40,000+ hour battery life.
Integrated M1913 Picatinny interface provides industry-standard mounting options for a wide range of applications.
Dependable waterproof (IPX-7 rated for complete water immersion up to 1 meter) and fog-proof performance.
Includes a M1913 Picatinny low mount riser and a co-witness 1.41in riser mount.

Engineered optic produces a concentrated beam with optimum peripheral illumination.
Durable, anodized machined aluminum construction.
Includes high switch (mounted), low switch, 1 CR123A lithium battery and key kit.
Safe off feature prevents accidental activation.