Detailed Product Description Model: ZDRS-200A,ZDRS-200Specifications:The highly reliable constant read monitors that hang on the wall, measures PH, Conductivity and Temperature simultaneously. Specially designed to achieve high accuracy for long time use. Supplied with probes.High Accuracy High stability Large LCD display, with illuminationModelZDRS-200ZDRS-200AMeasuringRange0.00 - 14.00 PH0 - ...