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Best hm digital digital pen – The Winners!
List of Top 10 Best hm digital digital pen In Detailed
SaleBestseller No. 1
HM Digital TDS-EZ Water Quality TDS Tester, 0-9990 ppm Measurement Range, 1 ppm Resolution, 3% Readout Accuracy,Purple
- Economy model that is ideal for end-users. Highly efficient and accurate due to its advanced microprocessor technology.
- Hold Function: saves measurements for convenient reading and recording and battery life is approx. 1000 hours of usage and power source is 2 x 1.5V button cell batteries (included) (LR44 or equivalent)
- Auto-off function: the meter shuts off automatically after 10 minutes of non-use to conserve batteries. Display: large and easy-to-read LCD screen.
- Measurement Range: 0-9990 ppm. From 0-999 ppm, the resolution is in increments of 1ppm. From 1000 to 9990 ppm, the resolution is in increments of 10ppm, indicated by a blinking 'x10' image. Fun, translucent blue housing that's very strong and durable.
- TDS-EZ meters are calibrated with a 342 ppm NaCl solution. Meters can be recalibrated with a mini-screwdriver. Includes a TDS chart sticker on the back of the meter that explains TDS values.
Bestseller No. 2
HM Digital COM-80 Electrical Conductivity (EC) and Total Dissolved Solids Hydro Tester, 0-5000 ppm TDS Range, 1 ppm Resolution, 2% Readout Accuracy
- Measures electrical conductivity (EC), total dissolved solids (TDS). Exellent for nutrient testing.
- Four scales: EC: µS, mS; TDS: ppm, ppt
- Automatic Temperature Compensation (ATC)
- Water resistant
Bestseller No. 3
HM Digital TDS-3 Handheld TDS Meter With Carrying Case, 0 - 9990 ppm TDS Measurement Range, 1 ppm Resolution, +/- 2% Readout Accuracy
- Its Ideal for Commercial Use
- Its Includes a Carrying Case with Belt Clip
- Hold Function: Saves Measurements for Convenient Reading and Recording
- Highly Efficient and Accurate Due to Its Advanced Microprocessor Technology
- Built-in Digital Thermometer, Display: Large and Easy-to-read LCD Screen.
Bestseller No. 4
HM Digital C342 TDS and EC Calibration Solution, 342 ppm (NaCl), 90 ml Volume, Transparent/Blue
- NaCl calibration solution, available in 342 ppm or 1000 ppm
- Comes in lightweight HDPE plastic bottles
- Sealed with a coated foam liner
- Use the HM Digital TDS Calibration Solution (342 PPM) to periodically re-calibrate your HM Digital TDS meter or HM Digital Water Quality Tester
- This HM Digital TDS Calibration Solution is also known as Water Tester Solution andTDS Meter Calibration Solution
- The C-342 is NaCl solution (342 PPM)
SaleBestseller No. 5
HM Digital 1000ppm TDS Calibration Solution
- For optimal performance, re-calibrate your meters periodically or if testing TDS or conductivity levels in wide or different ranges
- NaCl calibration solution
- Comes in lightweight HDPE plastic bottles
- Laboratory quality NIST-traceable solutions
- Any brand TDS meter can be calibrated to any brand of calibration solution
- Bottles have a convenient wide mouth, allowing a user to simply insert the meter into a stable bottle
- Sealed with coated foam liner
Bestseller No. 7
HM Digital PH-200 Waterproof pH Meter, 0-14.00 pH Range, 0.01 pH Resolution, +/- 0.02 pH Readout Accuracy
- Measures pH and Temperature, Range: 0-14 pH, 0-80 °C, 32-176 °F
- Autoranging three point calibration with digital fine tuning
- Waterproof housing (IP-67 rating)
- Includes storage solution in a sponge embedded in a clear cap
- Auto-off function, data-hold function and low-battery indicator
Bestseller No. 9
HM Digital PH-STOR pH Electrode Storage Solution for Use with PH-200 or PH-80, 60cc Volume
- Country Of Origin: Korea, Republic Of (South)
- Model Number: HMOPSTOR
- Item Package Dimension: 7.0" L x 3.0" W x 7.2" H
- Item Package Weight: 11.4 lb
Bestseller No. 10
HM Digital PH-80 pH Meter Waterproof PH80 Tester HydroTester
- Measures pH and Temperature
- One-touch automatic digital calibration
- Water resistant
- Simultaneous temperature display