Tester digitale qualità acqua 4 in 1 ph sale/tds/ec/tempometro per acquario piscina
TDS: 0-19900ppm0-199.0ppt (SALT-785). Range: EC: 0-19900us/cm0-199.0ms/cm (SALT-785H). Water quality tester 1. Salt: 0-10000ppm0-199.9ppt. High precision probe and alloy probe can avoid magnetic field interference in water and reduce errors.