RS-100B Nutrient-Wand Precision Digital PPM-EC-CF Tester（3 in 1）
Range: TDS: 0-9990ppm, EC: 0.0-10.0, CF:0-100,
Resolution: 10ppm (mg/l); 0.1 EC (mS/cm), 1 CF,
Accuracy: ±2% F.S; ±2% F.S. ±2% F.S.
Temp.℃: 5-45℃ (ATC) TDS
Calibration: One-point at 1382 ppm;
TDS Factor: 500ppm = 10CF= 1EC or 700ppm = 10CF= 1EC,
Features: The data maintains automatically .Automatic switch-off function: After 8-10 minutes without pushing.
Battery Life: DC 9V ;
Display: 3½ LCD with illumination
