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  1. TDS Digital Water Quality Tester TDS Meter Water Test Pen For Water Detection

    ♥ Before drinking a test, drinking water at ease, TDS on behalf of the total soluble solids content in the water, the lower the TDS value / the purer the water quality. ♥ PORTABLE DESIGN-- Handheld TDS tester pen style and makes it conveniently fits in your pocket or bag and goes anywhere.

    eBay

  2. New Professional 8 in 1 Multi-parameter Water Testing Meter Digital LCD Multi-function Water Quality Monitor PH/EC/TDS/SALT/S.G

    New Professional 8 in 1 Multi-parameter Water Testing Meter Digital LCD Multi-function Water Quality Monitor PH/EC/TDS/SALT/S.G

    Aliexpress UK

  3. 3-in1 Drinking Water Tester Digital TDS PPM Meter Water Quality Purity Test Tool

    Press the shift key to switch between different modes. 1 X 3-in-1 Water Quality Tester. Wipe the electrode clean and insert it into the electrode protection sleeve. Size: 15.5cm X 3cm X 1.5cm. ③ After the value stabilizes, press the HOLD key and take out the reading.

    eBay

  4. Portable LCD Digital TDS Water Quality Tester Water Testing Pen Filter Meter Measuring Tools Accessory For Aquarium Pool

    Portable LCD Digital TDS Water Quality Tester Water Testing Pen Filter Meter Measuring Tools Accessory For Aquarium Pool

    Aliexpress UK

  5. Digital Tester TDS EC PPM Meter Water Purity Hydroponics Water Quality Test Pen

    Press shift to switch between different modes. 1 TDS EC (Battery Included.). Each startup mode is the default mode used before shutdown. 3.5 minutes automatic shutdown. Save power and extend battery life.

    eBay

  6. 1/3 Pcs Portable LCD Digital TDS Water Quality Tester Water Testing Pen Filter Meter Measuring Tools Accessory for Aquarium Pool

    1/3 Pcs Portable LCD Digital TDS Water Quality Tester Water Testing Pen Filter Meter Measuring Tools Accessory for Aquarium Pool

    Aliexpress UK

  7. 4in1 TDS PPM Meter Digital Tester Home Drinking Water Quality Purity Test Tester

    It is a must-have item for family to test tap water, distilled water, bottled water and more. Multifunctional, practical and convenient. TDS range: 0-9990PPM. Conductivity range: 0-9990us/cm. Due to the difference between different monitors, the picture may not reflect the actual color of the item.

    eBay

  8. TEMP/PPM Water Meter Quality Testing Pen PH TDS Meter Tester Portable 0-9999 PPM LCD Digital Water Purity Filter Measuring Tools

    TEMP/PPM Water Meter Quality Testing Pen PH TDS Meter Tester Portable 0-9999 PPM LCD Digital Water Purity Filter Measuring Tools

    Aliexpress UK

  9. 4in1 Drinking Water Tester Digital TDS PPM Meter Water Quality Purity Test Tool

    Shift between TDS and Conductivity. Can be used in : Water purifiers and filters, food(vegetable, fruit)&drink quality monitoring, pools and spas, aquarium, hydroponic. Accuracy: ±2%. Press the switch ,place the electrode into the testsolution.

    eBay

  10. PH TDS Meter Tester 0-9999 PPM Water Meter Quality Testing Pen TEMP/PPM Portable Water Purity Filter Measuring Tools

    PH TDS Meter Tester 0-9999 PPM Water Meter Quality Testing Pen TEMP/PPM Portable Water Purity Filter Measuring Tools

    Aliexpress UK

  11. TDS Digital Water Quality Tester TDS Meter Water Test Pen For Water Detection

    Before drinking a test, drinking water at ease, TDS on behalf of the total soluble solids content in the water, the lower the TDS value / the purer the water quality. TDS water quality testing pen 1.

    eBay

  12. Digital Residual Chlorine Tester Multifunction Water Quality Tester 2/3/4/5 in 1 CL2 TEMP pH H2 ORP Meter Pool Water Testing Pen

    Digital Residual Chlorine Tester Multifunction Water Quality Tester 2/3/4/5 in 1 CL2 TEMP pH H2 ORP Meter Pool Water Testing Pen

    Aliexpress UK

  13. Digital Electric TDS Meter PPM Tester Hydroponics Water Test Pen purity UK selle

    This unit is not water-tight and is not covered under the warranty if water enters the unit. This item can be used in: water purifiers and filters, food (vegetable, fruits) & drink quality monitoring, pools and spas, aquariums, hydroponics.

    eBay

  14. 6 in 1 Tuya WiFi Water Quality Tester PH/Total Dissolved Solids/EC/SG/Salt/Temp Testing Meter Digital Water Quality Analyzer

    6 in 1 Tuya WiFi Water Quality Tester PH/Total Dissolved Solids/EC/SG/Salt/Temp Testing Meter Digital Water Quality Analyzer

    Aliexpress UK

  15. 4in1 TDS PPM Meter Digital Tester Home Drinking Water Quality Purity Test Tester

    It is a must-have item for family to test tap water, distilled water, bottled water and more. Multifunctional, practical and convenient. TDS range: 0-9990PPM. Conductivity range: 0-9990us/cm. Temperature range: 0.1-80℃.

    eBay

  16. 100pcs PH Test Strips Litmus Paper PH4.5-9.0 Alkaline Acid Test Paper for Water Saliva Urine Testing PH Test Meter

    100pcs PH Test Strips Litmus Paper PH4.5-9.0 Alkaline Acid Test Paper for Water Saliva Urine Testing PH Test Meter

    Aliexpress UK

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