LAQUAtwin pH-11 Pocket pH Meter Small Sample Amount min. 0.1mL for Soil, hydroponic, lab, Water, Aquarium, Food, Wine, Beer, Chemical

Professional High Quality p H Meter - Glass Electrode - Waterproof Measurement range from p H 0 to 14, Accuracy of +/- 0.1 p H, Resolution 0.1 p H Features 2 calibration points with automatic buffer recognition Includes automatic temperature compensation, backlight, and batteries rated for 400 hours of use Comes with calibration solutions (p H7 & p H4), batteries, sensor, and a protective storage case