This is only study project kit which can check / compare the purity of water. If you see many LED turn on this means that water is not pure, in case only few LED or no LED turn on, this means that water is very pure. This is a basic checking for study the resistance inside the water.
Pure Water Basic Checker Tester 8 LED display Study Kit 9VDC Unassembled Kit
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$97.60
Now:
$48.80
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Pure Water Basic Checker Tester 8 LED display Study Kit 9VDC Unassembled Kit
- SKU:
- ZB1005845
- Condition:
- New
- Availability:
- Free Shipping from the USA. Estimated 2-4 days delivery.
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