DROPLYTIX 10-in-1 Pool & Spa Water Test Kit with App, Hot Tub, Saltwater, Chlorine, Alkalinity, Hardness, pH, Nitrate, Sulfate, Digital Water Quality Testing Strips (DXPOOL-R10-S10)

[10-IN-1 DIGITAL POOL & SPA WATER TEST KIT – APP ENABLED]: Test pool, spa and hot tub water with this 10-in-1 smart water test kit. Detect key parameters like free...