20 tests 20 different results!

20 tests 20 different results!

JBL Water Test with smartphone evaluation for freshwater aquariums, JBL ProScan 25420 (Misc.)
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Customer Review

After and before changing the water every 10 Testtreifen 10 absolutely different results ... always a value really worrying!
Rinse immediately with water for ornamental fish professional around the corner thereat Result (droplet test) as always very good!
... I can not ship this product Recommend !!!

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