Designed to accurately measure and monitor the potassium levels in your planted aquariums. Excellent for use in conjunction with Formula K Potassium Additive.
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Trustpilot
TrustScore 4.5 | 7,300+ reviews
Anita G.
Good experience, but the tracking updates could be better.
2 months ago
Zainab N.
Fantastic and great service. Shipping was faster than expected.
