Specifications:

• With Backlight Or Not: no
• Signal output: 4-20mA output
• Resolution: 0.01pH for ph orp sensor
• Power supply: AC 220V ± 10%
• Origin: CN(Origin)
• Model Number: HD-PH
• Measuring range: pH (0 - 14 pH);
• Display Type: ANALOG
• Accuracy: + 0.02 pH