PH range- pH 2.00 to 2.00Resolution/precision0.01 / pH 0.001 mmMV rangeThe mv - 1000 to 1000Resolution/precision1 / + 1 mvThe temperature9.9 to 125 ℃Resolution/precision0.1 ℃ / plus or minus 0.5 ℃Temperature compensationAutomatic/manual compensationSet points and the controller function Function (switch)Set point, the ultimate controllerDelay on/off0 to 2000 secondsPH/ORP adjustable hysteresis width0.1 to 1 ph / 10 to 100 mvThe controller output electric shock 2 point potential - remains the same - overweight triggerTrigger voltage/current/powerMaximum 250 v / 3 / maximum 600 va