The Kelway pHD is a a direct Reading soil tester that needs no power source and uses no chemicals. Kelway pHD is great for indoors or outside. Kelway pHD is small - accurate - lightweight - portable - durable - completely safe guaranteed, and comes with full easy instructions plus a pH guide chart.
The Kelway pHD Soil Tester is modeled after the Kelway Professional Direct Reading Soil Testers used in nurseries - on farms - by lawn pros - and by growers everywhere.
The Kelway Soil pHD can more than pay for itself the first time it is used. The instructions include guidance on how to adjust soil pH.
To test soil acidity the tester is inserted 2 inches into moist soil, and in minutes - the pH is displayed on the meter. The Soil pHD creates its own power, really, infinitely tiny current between the tester's two different metal rings. No batteries needed - ever.
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All prices are in USD.