ZD INSTRUMENT ZDPT-201B Hydroponics Nutrient Monitor (0.00-14.00pH, 0 – 90°C (32 – 194°F))

Measuring Range: 0.00 – 14.00 pH

Temperature Range: 0 – 90°C

Resolution: 0.10 pH

Accuracy: ±0.10 pH

Operating Temperature: 5 – 50°C (ATC)

Calibration: 6.86/4.01 or 6.90/4.00 pH

Temp Calibration: One-point at 25°C

Display: LCD with blue backlight

Power Supply: AC 110V/220V → DC 9V

Datasheet