Features: - Quality Material: Made of quality ABS material, more durable. - Backlight Display: Easy to read and does not affect the use in the dark. - High Precision: Accurate to ±0.1pH, more precise. - Easy Operation: More Convenient. - Replaceable Electrode: High cost performance. - Wide Application: Suitable for the measuring of drinking water, hydroponics, aquarium, swimming pool, laboratory, etc. Specifications: Material: ABS Color: White Power Supply: DC 9V (Not Included) Measurement Range: 0.00-14.00pH Resolution: 0.01pH Accuracy: ±0.1pH Temperature Compensation: 0-50¡æ(32-122¨H) Operating Environment: Temperature: 0-50¡æ(32-122¨H) Relative Humidity: