BENETECH GM765 Standard Screen Pen-Type PH Tester

1. PH Measurement Range: 0.0-14.0 2. PH Resolution: 0.1 3. PH Measurement Error: -/+0.1 4. Temperature Measurement Range: 0-60 degrees Celsius (32-140 degrees Fahrenheit) 5. Temperature Resolution: 0.1 degrees Celsius 6. Temperature Error: -/+1.0 degrees Celsius 7. Power Supply: 1.5V x 2, AAA batteries (not included) 8. Display: Large LCD screen 9. Operating Temperature: 0-60 degrees Celsius 10. Operating Humidity: Approximately 85%RH 11. Backlight: Digital color display 12. Includes power-off memory function, solution temperature compensation, and automatic calibration function.