Top Laboratory Illumination Meter

Hofun TDS Meter Digital Water Quality Tester, TDS Temperature & Conductivity Meter 3 in 1, 0-4999 ppm, EC Meter, Digital Water Testers for Drinking Water, PPM Meter for Hydroponics Aquarium

  • ...r quality tester enables quick and convenient test. Put the probe into water and LCD shows accurate results in seconds. In addition, advanced and reliable systerm ensures measurement accuracy, 0-9999 ppm, making it fits multiple usages, hydroponics meter，Ideal water testers for drinking water test, swimming pool, laboratory, aquarium, RO/DI Water etc..
  • ✔[ EASY READING BIG BACKLIT LCD DISPLAY & QUALIFIED WATER TESTER ] Hofun water quality test meter for hydroponics ec meter with Big Backlit LCD is far superior than other ones, which allows wider angles of data reading and night reading. Besides, Red backlight ( ppm figure over 40 ) means high level ppm figure. Green backlight ( ppm figure below 40 ) indicates TDS figure qualified for direct drinking water (Notes: International standard adopted TDS figure 40 as a dividing line)..
  • ✔[ EASY OPERATION & ENERGY SAVING ] Hofun ppm meter allows one button operation. Just turn TDS meter on and stir water gently, then stabilized readings will be auto-locked on LCD in seconds, and the tds ppm meter will shut off automatically if without operation over 2 minutes..
  • ✔[ HIGH QUALITY TDS METER] Hofun water quality test meter is manufactured under extra high standards and of excellent quality. Thus we have absolu....
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TDS Meter Digital Water Tester - PPM Quality Testing Tool 3-in-1 (TDS, EC & Temp) High Accuracy ATC Tester, Nutrient Testing Pen for Hydroponics, Monitor Ro System, Pools, Aquariums & Saltwater Tanks

  • HOLD AND AUTO-OFF FUNCTIONS: the 7Pros TDS meter has data-hold function, it locks your readings making it easy to record. The EC Meter will automatically shut down after 9 min of inactivity.
  • FACTORY CALIBRATED: our ppm meter is factory-calibrated at 342 ppm NaCl and designed to stay consistent.
  • ACCURATE: TDS readings are adjusted with automatic temperature compensation, assuring users of consistent and accurate measurements of total dissolved solids.
  • EASY TO USE: The tds meter digital water tester will get your testing results in seconds. Turn on, immerse the electrode in the testing liquid, press Hold button and read the numbers.
  • WIDE USE: Our conductivity meter is Ideal for all water quality testing, its a ppm meter for hydroponics, water purification applications, aquariums and saltwater tanks, wastewater regulation, aquaculture, laboratory and scientific testing, pools, ecology testing, colloidal silver, water treatment, etc..
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Hofun TDS Meter, 3 in 1 TDS, EC & Temperature Meter, Accurate & Reliable PPM Meter, Digital Water Testing kits for Drinking Water Quality, Tap, Well, Swimming Pool, Aquarium, RO/DI System, Hydroponics

  • ...[ RELIABLE TDS METER WITH ACCURATE & QUICK MEASUREMENT ] Hofun ppm water tester is equipped with premium quality titanium alloy probe, which enables quick and convenient water total dissolved solids(tds) test. 0-9999ppm wide test range makes it fits multiple uses, like drinking water test, swimming pool, hot tub, laboratory, hydroponics, aquariums, well water, tap water, etc..
  • ✔[ BONUS 3 in 1 TDS , EC & TEMP METER ] Hofun 3 in 1 TDS Meter, Electric Conductivity Meter & Temperature Meter features the most updated technology. Three different measurement needs can be fulfilled by one water tester meter. Not only been convenient for you, but also saves your time and money, absolutely a helpful water test kit for your water safety at home..
  • ✔[ EASY READING BIG BACKLIT LCD DISPLAY & QUALIFIED WATER TELLER ] Hofun water hardness test meter with Big Backlit LCD is far superior than most digital water quality tester display, which allows wider angles of data reading and night reading. Besides, Red backlight ( ppm figure over 40 ) means non-drinking water. Green backlight ( ppm figure below 40 ) indicates TDS figure qualified for direct drinking water (Notes: International standard adopted TDS figure 40 as a dividing line.).
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Oakton AO-35423-01 EcoTestr pH 2+ Pocket pH Meter 1 pack

  • ...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..
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Sig Sauer Romeo5 1x20mm Compact Red Dot

  • -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....
  • -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.
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TDS/pH/Temperature 3-in-1 pH Meter with ATC 0.01 High Precision Water Quality pH Tester Digital, pH Measurement Range with 0-14, pH Meter for Water Household Drinking, Pool and Aquarium

  • ...en the pH meter is removed from the sample..
  • ✔️Mini Size - Lightweight and portable size allows you to take it around easily in your pocket and do your measuring anywhere. pH meter can help you test it whether you take it to the pool, on a trip, to the beach or camping..
  • ✔️Widely Used - Ideal for home or laboratory uses. Digital pH meter can be used to test drinking water, swimming pools, pH balance in aquarium, bath tub, spa, wine, beer and any other liquids, or anywhere need to test pH value and get accurate data..
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Sight & Sound (February 2013 (International Film Magazine))

  • 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.
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LUCID L5 50mm Sun Shade Fits 6-24x50mm Scope Matte

  • 4x times optical zoom with illumination in a 30mm one-piece maintube.
  • Low dispersion (LD) glass provides industry leading optical clarity for any situation.
  • Offered in first focal plane (FFP) with multiple, illuminated reticle options.
  • Motac (Motion Activated Illumination System) that powers up when it senses motion and powers down when it does not.
  • Dependable waterproof (IPX-7 rated for complete immersion up to 1 meter) and fog-proof performance.
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Wheeler 710906 Engineering Bolt Catch Install Tool Kit , 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 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.
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RUGER 10/22 Standard Open Rear Sight, Black, B76

  • 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.
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TDS/pH/Temperature 3-in-1 Digital pH Meter with ATC 0.01 High Precision Water Quality Tester pH Measurement Range with 0-14 pH Meter for Household Drinking Pool and Aquarium

  • ✔️ 3-in-1 pH Meter - pH meter has a three-in-one function, which can measure PH, TDS and temperature with high precision..
  • ✔️ Accurate Testing - Using a high sensitivity glass probe, the pH tester with a measurement range of 0-14.0 can quickly read accurate pH values....
  • ✔️ Auto Calibration - Digital pH tester factory calibrated, but recalibration is needed in case of long period of inactivity or after a frequent....
  • ✔️ Widely Used - Ideal for home or laboratory uses. Digital pH meter can be used to test drinking water, swimming pools, PH balance in aquarium,....
  • ✔️ Mini Size - Lightweight and portable size allows you to take it around easily in your pocket and do your measuring anywhere. pH meter can help....
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Fivota pH and TDS Meter Combo, 0.01 pH Accuracy pH Meter with ATC 0-14 pH Test Range, Temperature and TDS Test Meter Range of 0-9990ppm, 3 Meters Combo Ideal for Various Water Test Requirements

  • ...quid from 0 to 9990ppm with ± 2% accuracy and also the temperature of liquid in range from 32～210℉. The blue TDS meter can test TDS value of liquid from 0 to 9999ppm with ± 2% accuracy and also the temperature of liquid in range from 32～176℉..
  • Wide applications: This liquid test meters combo can be used in laboratory for different kinds of test experiments.
  • it can also be used for home purposes to test many important factors of drinking water in order to ensure safe water consumption..
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