- Fast and easy testing of 6 water parameters in 60 seconds; pH, KH, GH, NO2, NO3, Cl2.|$|- The strips precisely determine which of the key parameters can be optimised and stores the results of previous readings.|$|- This gives you a precise overview of the parameters at all times.|$|- Now in packs of 10 strips.|$|- Size:One Size.|$|- Gender: Unisex Adult