Bluelab PENPH pH Pen, Digital Meter for Water with Easy Two Point Calibration and Double Junction Probe Test Kit for Hydroponic System and Indoor Plant Grow, White
Measures pH in nutrient solution (acid or alkaline) for precise up and down adjustment with lab quality glass probe.
General uses include growing tent, swimming pool, drinking water, aquarium, fish tank, and brewing.
This hydroponics tester has ATC that provides consistent reading regardless of any fluctuations in temperature.
Fully waterproof and floats in solutions.
Double junction electrode has a longer lifespan compared to standard probes due to less contamination and is more accurate and reliable than comparable pens, test strips, drops, and more.
Combine with ppm meters for full indoor garden nutrients monitoring in water and soil.
Other features: Auto off function, low battery indicator, units for temperature.
KIT INCLUDES: AAA battery, lanyard, and calibration solution.
IF PROBE IS DRY, SOAK IN KCL SOLUTION FOR 24 HOURS, KCL SOLUTION IS SOLD SEPARATELY.
Made in New Zealand, and manufactured by Bluelab, the industry leader in hydroponic testing equipment.
VIVOSUN PH Meter Digital PH Tester Pen, Orange and TDS Tester 3-in-1 TDS EC & Temperature Meter Ultrahigh Accuracy Digital Water Quality TDS Tester (Blue)
High Accuracy: Tester has a sensitive electrode sensor to read accurate PH levels.
The included detailed manual will show you how to get the best accurate and stable reading.
Easy to Calibrate: Press CAL for 5 seconds to enter the calibration mode, press in turn to select the powders corresponding to 6.86, 4.01, and 9.18 to complete the calibration.
Multi-functional: Provides accurate and reliable test readings.
3-in-1 digital tds meter provides accurate readings for TDS (total dissolved solids) EC (electrical conductivity) and temperature.
Useful Tool: Saves you money while protecting your health.
Home water test kit alerts you when it’s time to change filters to remove contaminants from your water.
Easy to Use: Locks your reading making it easy to record.
Large, easy to read LCD screen and data-hold function makes reading and recording a snap.
YINMIK PH Meter, Digital 4 in 1 PH EC TDS Temp Meter for Water Hydroponics, Waterproof DWC PH and EC PPM Water Tester with Backlit for Nutrients Growing, Indoor Garden, Home Brewing, Pool, Aquarium
{Multiparameter pH EC TDS Temp Meters:} Grower’s good aid. YK-4 Pen Meter can measure pH, EC (Electrical conductivity), TDS (total dissolved solids), don’t need others, just press {MODE/CAL} key to switch readings of pH, EC (μS/cm / mS/cm), TDS (ppm)..
{Easy to Calibrate:} Automatic pH calibration. Supports 3-point pH CAL at 7.00, 4.00, 10.01. Comes with 2 sets of pH meter calibration powders (4&7&10) for your calibration needs, (EC and tds meters are pre-calibrated)..
{Multiple Uses:} Multiparameter Meters can test pH, EC, tds levels and temperature of pH up and down in hydroponics to know your water is in the perfect range for maximum nutrient uptake. Widely used in DWC hydroponics system, RO/DI water, drinking water, tap water, beer, wine, kombucha, milk, home brewing, pool, aquarium, reef tank, hot tub, aquaculture, Spas, fish tank and urine..
{Stable and Reliable Reading:} The additional chip makes the pH reading more stable (Reduce the interference of mobile phones and other items on the instrument), and the automatic temperature compensation (32 to 122 ℉) keeps the reading consistent..
{Easy to Read:} The large screen display with green Backlight helps to read the pH tds ec meter at odd angles and in low light. Press the {HOLD/TEMP} key to....
RCYAGO Digital PH Meter with ATC, 4 in 1 pH/EC/TDS/Temperature Meter 0.01 Resolution High Accuracy Pen Type Tester, Water Quality Tester for Pools, Drinking Water, Aquariums
▶ 【Notification】Calibrate once per week if you often test solution of PH 003c4 or 003e10, or once per half month for neutral solutions. The 250ml calibration solution for multiple uses (10ml or so each time). Then rinse the electrode with pure water before next test. Rinse and rest 3-5 min before conversing from strong acid to strong alkaline and vice versa..
▶ 【Automatic Calibration】 We make your job faster and easier than ever with this convenient PH tester! With the 3-point calibration procedures, your PH testing device will automatically identify the calibration solutions to give you your reading in a snap..
▶ 【Automatic Temperature Compensation】 Temperature can affect reading levels, our PH meter's automatic temperature compensation can ensure that you're getting the best possible reading. Unlike other PH metersthat only have a range of 0-50 degree, ours has a even better range of 0-70 degree, so you can test with confidence in any environment..
▶ 【Clear Digital Display with Alerts】 Tired of squinting at a small screen to get your readings? Enjoy this PH meter's large, backlit LCD screen that displays the information in an intuitive layout so you can still see even in low visibility situations. When the PH value is lower tha....
Single-standard RapidCal calibration offers the simplest solution for low-level measurements.
Single-step verification and on-screen assisted calibration eliminates the need to reference complicated manuals.
Optional USB module enables simple data transfer. All data is easily downloaded to any computer, providing superior data integrity and availability.
Exclusive algorithm in the Rapidly Settling Turbidity mode provides accurate, repeatable measurements for rapidly settling, difficult-to-measure samples while eliminating the need for redundant measurements and estimating.
CGOLDENWALL High Precision Lab Scale Laboratory Analytical Electronic Balance Digital Precision Scale Pharmacy Jewelry Scale 110V Calibrated(5000g, 0.01g)
【Precise Measurement】The lab scale can measure up to 11lb/5kg with a division of 0.01g. Its high precision strain gauge sensors makes the weighing results trustworthy and stable every time..
【Multifunctional】The electronic analytical balance features of units conversion (g, kg, ct, oz, ozt, lb, dwt, %, tol, mm), tare/zero, counting function and manual calibration..
【Durable&Study】Made up of stainless steel weighing platter and ABS shell, the lab balance is sturdy and can work for a long time. Its 7.1X5.5 inch large pan can meet different weighing needs..
【LCD Display】LCD display with blue backlit enables clear reading of the results in any light setting with low battery and overload indication..
【One Year Warranty】All of our precision scales are calibrated before shipment. If any question for use or malfunction, please email us and we will reply in 24 hours with solution. NOTICE: 200g-3000g range scales includes calibration weights while the 5000g ones do NOT have calibration weights because the calibration weights are too heavy(2000g) and might damage the scale during shipment..
Diamond Selector II Test Kit - Jewelry Gold Gem Tester Tool LED Electronic Gemstone Pen Testers with Case Professional Tools Jade Ruby Stone Devices for Jewelers Precious Metal Verifier Gems Detector
✅ DETECTION WAY: The tester indicates genuine diamond or fake. The thermal conductivity meter is designed and manufactured according to the thermal conductivity of diamond. The fake crystal, a simulant such as cubic zirconia does not have any reaction..
✅ TESTER SIZE: The tool dimensions are 6.6 IN long, 1.6 IN wide, and 0.8 IN thick. The portable gadget is lightweight, matched with a practical carrying case..
✅ RESULT INDICATOR: There are the LED indicator and the audible signal A red light will be displayed and an audible indicator will sound if the stone is a real diamond..
✅ EASY TO OPERATE: Simple calibration for stones of various sizes. Easy to use even for a new beginner. It is also a great tool to have when testing your own jewelry..
✅ CHECKING GEM: The selector is mainly used for industrial purposes, circuit boards, and printing, industry, gardening, coin, diamond, stamp, jewelry, appraisal, education, geography, home, and office..
Digital PH Meter,Backlight PH Meter 0.01 High Accuracy Water Quality Tester,PH Range is 0-14,Suitable for Drinking Water Swimming Pool and Aquarium Water PH Tester Design,with ATC
... 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.
