Feature:1. Measurement Range: Portable solvent pH meter, with a pH measurement range of 0.0014.00, using high accuracy probe to ensure quick response time and accurate pH measurement.2. Backlight LCD: This PH tester has dual color backlit LCD screen, displaying both pH value and temperature. When the pH value is less than 3.5 or greater than 11.5, the red backlight alarm is triggered.3. Multiple Functions: This tester has backlight display, data retention function, low battery prompt function, solution temperature compensation, temperature unit switching, and power off memory function.4. Convenient to Use: The solvent pH tester is designed to be portable, which is easy to operate and carry. It is powered by a battery (not included), making it convenient to use anytime, anywhere.5. Application Scenarios: This high accuracy pH meter is widely applied in industries, electricity, agriculture, medicine, food, scientific research, domestic water, industrial drainage, aquaculture, and other fields.Specification:Item Type: Portable PH MeterMaterial: ABSBattery Type: AAA Battery (not included)PH Measurement Range: 0.00-14.00PH Resolution: 0.01PH Measurement Accuracy: 0.05Temperature Range: 0-60 (32-140)Temperature Accuracy: 1.0Operating Temperature: 0-60Backlight: Dual Color Backlight (White, Red)Red Backlight Alarm: PH value less than 3.5 or PH value greater than 11.5Package List:1 x Portable PH Meter1 x PH 4.00 Calibration Solution (30ml)1 x PH 6.86 Calibration Solution (30ml)1 x PH 9.18 Calibration Solution (30ml)1 x Storage Solution (10ml)1 x Storage Box1 x User Manual