Specification :

ZDRS-200 pH & TDS,Temp Monitor£¨3 in 1£©
Range: 0.00 -- 14.00 pH ; 0 -- 9990 ppm, 5 ¨C 35¡æ / 41¨C95 ¨H
Resolution: 0.01 pH; 10ppm (mg/l); ¡À1%¡æ / ¡À1% ¨H
Accuracy: ¡Ü¡À0.1 pH, ¡À2% F.S; ¡À2%¡æ / ¡À2% ¨H,@25¡æ/77¨H
Temp. C: 5¡ª50¡æ, (ATC)
PH Calibration: Two-point at 6.86pH and 4.01pH (or 7.0pH and 4.01pH)
TDS Calibration: One-point at 1382 ppm; Temp. Calibration: One-point @25¡æ/77¨H
Display: LCD with illumination. (Blue background)
Power Supply: External 9VDC (adaptor included)
Blue background