BENETECH GM765 Standard Screen Pen-Type PH Tester, GM765

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.