Range
pH:0.00-14.00pH; TDS: 1-19990ppm; EC:1-19990us/cm.ORP:Range:±1000mv
Resolution
0.01 pH; 1ppm; 1μS/cm; 0.1℃; 0.1°F,1mv
Accuracy
+/-0.01 pH; TDS/EC: +/-2%; Temp: 0.5℃,ORP:±2mv
Calibration
three points automatic calibration; TDS: 1413ppm,EC: 1413μS/cm
Power supply
3*1.5V (LR44)