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  1. 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.

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  2. TDS PPM Meter Digital Tester Home Drinking Water Quality Purity Test Tester LOT

    Press the shift key to switch between different modes. 1-20PCS 3-in-1 Water Quality Tester (Need to choose). Size: 15.5cm X 3cm X 1.5cm. ③ After the value stabilizes, press the HOLD key and take out the reading.

    eBay

  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. 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

  5. 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.

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  6. 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

  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. 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.

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