Best Pen Type Ph Meter

AEROSPRING 3-in-1 Waterproof Multifunction Digital Meter, Measures Electrical Conductivity (EC), pH and Temperature Functions Specially Designed for Hydroponic Systems

  • 3 in 1: EC and pH are vital measurements in Hydroponic systems. With the AEROSPRING 3-in-1 Multifunction Digital Meter you can accurately measure EC, pH and temperature values, accurate to +/- 2% EC, +/- 0.01 pH: and Temp: 0.9F. Comes with a lanyard..
  • Automatic Calibration: Featuring three-point calibration, the meter can automatically identify calibration solutions of pH 4.00, pH 6.86 and pH 9.18. Included 3-pack pH buffer solution (4.00, 6.86 and 9.18). EC calibration solution not included. Recommended to calibrate every 4-6 weeks for accurate measurements..
  • High Accuracy: Highly sensitive probe gives you a full measurement range of 0-19990μS/cm EC and 0-14 pH, Rsolution 0.01 pH.
  • Multifunction Digital Meter green backlit display ensures you can read the measuring results under any lighting conditions..
  • Important Hydroponic Measurements: EC measures the level of nutrients in your system and gives you a measurement of the quantity of available nutrients, allowing you to use this information to add nutrients to your desired level. pH is the measure of the acidity of a system and determines how plants and other organisms interact with different nutrients..
  • Multiple Uses: Pocket-sized and multi-functional, the AEROSPRING Multifunct....
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Myron L TPH1 TechPro II pH/Conductivity Meter

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UNIWA Soil pH Meter, 3-in-1 Soil Moisture Light pH Tester, Gardening Tool Kits for Plant Care, Soil Moisture Meter for Garden, Farm, Lawn Indoor & Outdoor Use, No Batteries Required

  • 【3-IN-1 FUNCTION】 this 3-in-1 soil tester kit is easy to use and a helpful tool for growing any type of flowers and plants. Simply insert the probes into the soil between 4 and 6 inches down and flip the switch to what you want to read..
  • 【BATTERY-FREE & COMPACT SIZE】 this soil meter is small and portable so you can use it just about anywhere. It’s great for container plants, especially for houseplants. Not only can you determine if the soil pH is accurate but you can also make sure they’re getting the right amount of light.There are no batteries required, just plug and read. so you don’t have to worry about it losing power any giving inaccurate results..
  • 【ACCURATE & WIDELY 】 APPLICABLE: the premium double-needle detection technology enhances the speed and accuracy of all readings.You can easily carry this portable soil pH tester around for indoor or outdoor use, so you know when to adjust pH, water your plants, or change the lighting patterns..
  • 【IMPORTANT TIPS 】 ①Do not use a moisture meter for testing stone or hard objects which are easy to damage the probe.
  • ②Do not use soil meter for testing water or other liquid.
  • ③After using the water meter, please wipe the probe clean, do not affect the accuracy of the next use.
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VIVOSUN Digital PH Meter, TDS and EC Pen for Water, Soil Moisture Tester

  • pH Meter: With an Automatic Temperature Compensation function, the meter quickly adjusts to water temperature and provides near-immediate pH readings.
  • With our advanced technology, the test results are fast and accurate.
  • Results are clearly displayed on an LCD screen.
  • 3-in-1 TDS Meter: Also comes with Automatic Temperature Compensation and a long battery life.
  • Shuts off automatically if unused for 5 minutes.
  • Contains an agile titanium alloy electrode.
  • Easy to read the LCD screen and write with the hold function.
  • 3-in-1 Soil Tester: Tests soil moisture, light, and pH—just press one button to switch modes.
  • This tester can test soil moisture so you know when to water your soil.
  • Use this tester to rapidly grow and garden more efficiently.
  • Easy to Use: The pH meter is pocket-sized, lightweight, and easy to use and read—it even comes with a backlight so you can use it in darker areas.
  • The large LCD screen and save function on the TDS Meter make reading and recording a breeze.
  • The 10.8-inch Soil Tester is durable and easy to carry around, plug, and use and no batteries are required.
  • Versatile Application: Testing TDS and pH would greatly benefit your homes, labs, aquariums, swimming pools, hydroponics, and drinking water—it’ll save you money while prote....
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YINMIK pH Salt ORP Tester, Digital pH Meter for Aquarium, 7 in 1 pH TDS EC Salt ORP S.G Temp Pool Salt Tester for Spa,Hot Tub,Home Brewing,pH ppm EC Meter for Hydroponics,ORP Meter for Drinking Water

  • [7 in 1 Digital pH TDS EC Meter] YINMIK YK-7 water quality tester can measure pH, TDS, EC, ORP, S.G, Sat and temperature with high precision at the same time which is a convenient and reliable manner for most regular water solutions' testing..
  • [pH and Salt Meter for Aquarium] Water quality of the fishpond is extremely important. Slight changes in pH, temperature or salinity may lead to serious consequences. YINMIK YK-7 water tester is expert in aquarium, testing pH, temp, salinity, tds. Save money and time for you..
  • [Salt Tester and pH ORP Meter for Pool&Spa] YINMIK YK-7 digital water quality meter is the ideal measuring instrument for every swimming pool owner who values optimal water quality. The YINMIK water pH tester combines ease of use and reliability with a compact design. It has pH, Temp, ORP and Salt functions, which can meet the daily monitoring of pools, spa, or hot tub..
  • [Digital pH EC ORP Meter for Hydroponics] Hydroponics is one of the most common applications for pH, TDS/EC meters. YINMIK YK-7 multi-parameter tester is an invaluable tool for measuring how far away your water is from needing mor....
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Digital Salinity Tester for Salt Water - Waterproof IP67 Salinity Meter with ATC Large Range 0-200ppt Saltwater Tester for Seawater, Aquariums, Marine Monitoring, and Koi Fish Pond by ORAPXI

  • Application: Great for all home and laboratory TDS & pH testing applications including aquariums, swimming pools.
  • PH Meter: Full measurement range of pH 0 - 14, reliable and quick readings.
  • 3-in-1 TDS Meter: Measurement Range 0-9990ppm, 0-9990µs/cm.
  • Accuracy ± 2%, 0.1- 80.0°C, 32.0-176.0°F.
  • Lightweight, handheld design for portability and convenience.
  • Included: PH meter, 3-in-1 TDS meter, 3 calibration buffers.
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Sper Scientific 860040 Turbidity Meter

  • ...you can get a full measurement range of 0-14pH, 0.01 pH resolution. High-accuracy algorithm chip and electrode of our digital water ph tester ensure accurate and fast response.One-button lock reading function helps lock reading even if the tester is taken out of the sample!.
  • ✅Automatic Calibration - The digital ph meter for water uses a 3-point AUTOMATIC calibration method, calibrating the electrode to solutions of pH 4.00, pH 6.86, and pH 9.18 to ensure the accuracy of your measurements..
  • ✅Automatic Temperature Compensation - No longer need to pay attention to the temperature of testing liquid, Allprettyall ph tester digital can accurately determine the pH value of the sample in the temperature range of 0 °C-60 °C (32 °F-140 °F), so as to solve the inaccurate problem caused by changing the liquid temperature..
  • ✅Wide Application-Allprettyall water quality tester designed in pH and temperature can be measured simultaneously with high precision. Omni-directional measurement of water quality to ensure the health of water quality! The ph meter digital water tester is ideal for drinking water,daily household,hydroponics,sewage, lab teaching and ANY water sample..
  • ✅Easy To Carry And 100% Quality Guarantee - Small pocket size and light weight design....
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Hanna Instruments Grochek LCD pHep 4 Waterproof PH Temperature Meter | HI98127

  • Waterproof ph Tester for Water: Designed to float if accidentally dropped in a tank.
  • Expanded pH Range: pH range is from -2.0 to 16.0 pH. Automatic Temperature Compensation: All readings are compensated for variations in temperature, displayed in °C or °F along with pH reading.
  • Stability indicator: Meter displays a clock tag that will disappear when the reading has achieved stability. Hold button: Freezes reading on the display to allow recording of measurement.
  • BEPS (Battery Error Prevention System): Meter will automatically shut off if there is not enough power to get an accurate measurement.
  • Auto-off: Meter automatically shuts off after 8 minutes of non-use to maximize battery life.
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VIVOSUN pH and TDS Meter Combo, 0.05ph High Accuracy Pen Type pH Meter ± 2% Readout Accuracy 3-in-1 TDS EC Temperature Meter for Hydroponics, Household Drinking, and Aquarium, UL Certified

  • Application: Great for all home and laboratory TDS & pH testing applications including aquariums, swimming pools.
  • PH Meter: Full measurement range of pH 0 - 14, reliable and quick readings.
  • 3-in-1 TDS Meter: Measurement Range 0-9990ppm, 0-9990µs/cm.
  • Accuracy ± 2%, 0.1- 80.0°C, 32.0-176.0°F.
  • Lightweight, handheld design for portability and convenience.
  • Included: PH meter, 3-in-1 TDS meter, 3 calibration buffers.
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17 in 1 Premium Drinking Water Test Kit - 100 Strips + 2 Bacteria Tests - Home Water Quality Test - Well and Tap Water - Easy Testing for Lead, Bacteria, Hardness, Fluoride, pH, Iron, Copper and more!

  • 4-in-1 Water Quality Tester: PH tester digital has a four-in-one function, which can measure PH, TDS, EC, and TEMP values, which can help you measure water quality or the PH value of ppm meter environment to protect your health..
  • Backlit Design: There is no need to worry about seeing the displayed value if the light is insufficient. RCYAGO ph meter features a light blue backlit LCD to help you see the measurement results clearly in any situation..
  • Auto Temperature Compensation: With ATC function, RCYAGO 4-in-1 pH meter solves the inaccurate measuring problem caused by the change of liquid temperature.
  • Switching Temperature Modes: Short press the “TEMP/CAL” button to switch between Celsius and Fahrenheit. ph meter has a memory function, the boot mode is the last time shutdown mode..
  • Wide Application: pH water tester is ideal for home and laboratory testing applications. it can also measure and test the pH balance in drinking water, swimming pools, RO systems, aquariums, spas, or hydroponic systems..
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