Swimming Pools & Hot Tubs

EXTRWORY Intelligent Wireless Pool Monitor Swimming Pool Monitor Wireless Swimming Pool PH ORP/CL Residual Chlorine Water Quality Tester (B) [Built-in water quality monitoring] Monitor 7 critical parameters such as pH, ORP, Cl, EC, salinity and temperature effortlessly to simplify your pool maintenance routine. [Notifications] Set specific thresholds for measurements and receive sore... EXTRWORY Intelligent Wireless Pool Monitor Swimming Pool Monitor Wireless Swimming Pool PH ORP/CL Residual Chlorine Water Quality Tester (B)