Best Handheld Conductivity Tester

AERO-GRO 5-in-1 TDS/pH Meter - IP67 Waterproof 5 Functions pH TDS EC Salinity Temperature 0.01 Resolution High-Accuracy Pen-Type Tester for Hydroponics Water Wine Spas Aquariums White

  • [5-in-1 pH METER] - Meter has a five-in-one function, which can measure PH, TDS, EC (Electrical Conductivity), Salinity %, Salinity ppm, and....
  • [Accurate pH Tester] - Featuring a solid glass probe, you can get a full measurement range of 0-14pH, 0.01 pH resolution. The pH meter uses a 3-point....
  • [TDS Measurement] - Fast and accurate TDS / PPM testing for hydroponics or anywhere TDS is critical. The TDS Range is 0~10,000ppm. Accuracy is ±2%..
  • [EC Measurement] - Measure Electrical Conductivity of either fresh or salt water..
  • [Saline % and Saline ppm Measurement] - Conveniently and easily keep track of saline levels by either percentage or ppm. Great for aquarium, saltwater....
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Computer PC Power Supply Tester, ATX/ITX/IDE/HDD/SATA/BYI Connectors Power Supply Tester, 1.8'' LCD Screen (Aluminum Alloy Enclosure)

  • [8-in-1 ATX Power Supply Tester] — Support test 20-pin ATX / 24-pin ATX / HDD (IDE) / Floppy 4-pin / PCI-e 6-pin / 4-pin / EPS 8-pin (NOTE: can not fit for PCI-e 8-pin) / SATA connectors.
  • [Aluminum Alloy Enclosure] — Light and Easy to Carry, High Strength, Nice Thermal Conductivity & Corrosion Resistance.
  • [1.8” LCD Screen] — Outputted Voltages shows on the 1.8” LCD Screen, Easy to Read ( The 1.8” LCD Screen was Powered by 20-pin / 24-pin Connector ), Note: The Product Screen Has a Load of Scratches All Over It?Because The Screen is Easy to Scratch, We Put a Protective Film on It, If You Think It’s Not Beautiful, You Can Tear It Off by Yourself.
  • [Beep Alarm] — When your power supply test value is beyond normal range, the Power Supply Tester would issue a buzzer alarm, Easy to Know.
  • NOTE: The voltage of 20pin / 24pin connectors is displayed by the LCD Screen, as “+3.3V”, “+12V1”, “+5V”, “-12V”, “5VSB”, “PG” (except “+12V2” on LCD Screen).
  • The voltage of PCI-e 6P / 4P / EPS P8 connectors is displayed by the LCD Screen as “+12V2”.
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Solarmeter Model 6.5 UV Index Meter, Handheld Digital Radiometer for Measuring Ultraviolet Light, Measures 280-400 nm with Range from 0-199.9 UV Index, Made in USA

  • Accurate UV Index Meter - Take proper precautions for outdoor activities like sports, running, swimming, surfing, and hiking by checking the current UV index reading on this handheld UV tester.
  • Avoid sunburns, protect your skin, and know when you need to add clothing layers or reapply your sunscreen and bump up the SPF.
  • Stay Safe from UV Light - UV light is a natural component of sunlight, and too much UV light exposure can lead to sunburn, premature aging, and serious skin conditions.
  • Use this meter to check UV levels to decide when it's best to do outdoor activities.
  • Protect your family and children's delicate skin by monitoring UV exposure.
  • A Versatile Tool - Our UV Index Meter provides instantaneous UV index measurement and is also used for UV index comparison, monitoring reptile lamp intensity and aging, monitoring UV lamp intensity and aging, and UV index tracking over time.
  • Easy-to-Use - Compact, handheld, and durable, our Solarmeter UV Light Tester features simple single-button operation and an easy-to-read LCD Display.
  • Powered by one 9-volt DC Battery (included) which lasts up to 2 years depending on use,....
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Bluelab MONGUACONIN Guardian Monitor Connect In-line for pH, Temperature, and Conductivity Measures, Easy Calibration and Data Logging (Connect Stick not Included)

  • Monitor pH up and down, temperature, nutrient (TDS) level in water to maximize your grow and ensure plants get a balanced feed.
  • General uses includes growing tent and reservoir.
  • Selectable conductivity units include TDS, EC, ppm 500, ppm 700 and CF.
  • This hydroponics tester has ATC that provides consistent reading regardless of any fluctuations in temperature.
  • High and low alarm when outside parameters.
  • Data logging with Bluelab Connect software.
  • Lab quality glass pH probe with easy two point calibration.
  • Conductivity / temperature probe comes factory calibrated so it's ready to be used.
  • Double junction probe is more accurate than test strips and drops.
  • Combine with Bluelab pen and meter for full garden nutrients monitoring in soil.
  • Other features: International power supply, water resistant design.
  • KIT INCLUDES: Calibration solution and inline probes, probe care kit and connect stick sold separately.
  • Made in New Zealand and manufactured by Bluelab, the industry leader in hydroponic testing equipment, built for growers.
  • 2-Year Limited Warranty with proof of purchase (6-month warranty for pH probe).
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Hanna Instruments HI 98130 Waterproof pH/Conductivity/TDS Tester with ATC, High Range

  • Waterproof floating tester measures pH, high-range EC/TDS, and temperature for hydroponics, agricultural, and water-quality testing applications.
  • pH electrode is replaceable, has a stainless steel snap-in connector that prevents bent or broken pins, and a renewable cloth junction that extends electrode life.
  • Graphite conductivity electrode eliminates contamination by salt deposits in solution.
  • Power management features include battery life displayed at startup, automatic shut-off, and battery error prevention system that alerts user when battery is low.
  • Accessories include pH electrode, electrode removal tool, and four 1.5V batteries.
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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

  • ...ich 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.).
  • ✔[ EASY OPERATION & ENERGY SAVING ] Hofun ppm meter allows one button operation, just turn it on and put tds meter into water, you can get stable and accurate data in se....
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PUPILASH Capacitance Meter - Circuit Tester M6013 LCD High Precision Capacitor Meter Professional Measuring Capacitance Resistance

  • Power Supply: The meter can be powered by included Φ5 DC power supply cable and mini USB cable. You can also install 4×AA batteries. Each way makes the meter work. Note: the AA battery is not included..
  • Measuring Range: Capacitance 0.01pF-100mF, inductance 0.001uH-100H, frequency 500KHz/500Hz-50KHz..
  • High Precision: Accuracy 1% of capacitance range 1pF~1uF, 5% of range 1uF~100mF.
  • 1% of inductance range 1uH~1H, 5% of range 1H~100H.
  • Easy to Calibrate: just press the button "ZERO" to calibrate, open circuit calibration in capacitance measuring mode, short circuit calibration in inductance measuring mode..
  • Applications: This portable and handheld tester 1×handheld LC meter, 1 pair of alligator clip test leads, 1×LCR Kelvin alligator clip test lead, 1×mini USB cable, 1×manual.
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HerMia 800A Heavy Duty Pure Copper Jumper Cables Boost Clamp Car Battery Charger Clamps 2 PCS

  • 2PCS 800 Amp Strong Car Battery Charger Clamps Connector (1 red + 1 black) Size: 4.72*6.0in.
  • Jumper Cables Clamp was made of pure copper (head part) with good electrical conductivity, with insulation handle for convenient use..
  • These are ideal for Battery chargers (Solar panel, electric fence, etc.) or running applications from a car or leisure batteries (camping ,boat,....
  • Widely used for various electrical projects, voltage tester, Suitable for All Car and Truck Batteries..
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PH Meter Digital TDS Meter EC & Temperature Test Meter 4 in 1 Set, 0.01 High Accuracy PH Tester Pen Water Quality Tester for Household Drinking, Pool and Aquarium

  • 【Multifunction PH Meters Suit】 with TDS PH EC temperature accuracy, faster for aquariums, pools, spas,etc..
  • 【To calibrate the pH Tester】 Calibration does not require a screwdriver. The pH meter with ATC can automatically calibrate. To maximize convenience, simply press the Calibration key.
  • 【High accuracy】The numbers of the pH meter range from 0.00-14.00 (PH), while the numbers of the digital EC and TDS meters range from 0 to 19990 ppm. PH Resolution is 0.01pH, Accuracy ± 0.05pH.TDS: 0 ~ 9990ppm, Conductivity: 0 ~ 9990us / cm, Accuracy: ± 2%.
  • 【TDS have lock & auto-shut off function】 Conductivity meter has the accuracy of 0.1 ℃. Dump the item about 4 seconds in the liquid to get accurate values. In order to record the number, you can also Press the HOLD keyboard.
  • 【LCD Display】The LCD clearly displays the data and the LCD backlight turns off automatically. Small and easy to carry. 365 days for a worry-free return service.
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Fluke 922/Kit Airflow Meter Kit

  • ... safe because water can be life, but can be dangerous..
  • [Test your water with this TDS and EC meter] - Is your water pure and drinkable? With the push of a button, the TDS water quality tester will tell you your overall water purity level, which will be displayed on the screen in ppm. Our pen can quickly display the conductivity level of 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 ....
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