ZDRS-200G pH & TDS,Temp Monitor（3 in 1）

Range: 0.00 -- 14.00 pH ; 0 -- 9990 ppm, 5 – 35℃ / 41–95 ℉; 

Resolution: 0.01 pH; 10ppm (mg/l); ±1%℃ / ±1% ℉; 

Accuracy: ≤±0.1 pH, ±2% F.S; ±2%℃ / ±2% ℉,@25℃/77℉; 

PH Calibration: Two-point at 6.86pH and 4.01pH (or 7.0pH and 4.01pH); 

Temp. C: 5—50℃, (ATC) ;

TDS Calibration: One-point at 1382 ppm; Temp.

Calibration: One-point @25℃/77℉ ;

Display: LCD with illumination;

Power Supply: External 9VDC (adaptor included);