The Waterproof pH Tester has a durable casing to repel water and ensure long life; the dual level display shows both pH and temperature, and has a low-battery alert. This tester also comes complete with batteries, a replaceable electrode and an electrode replacement tool to make maintenance simple. The Waterproof pH Tester recognizes standard and NIST buffer sets to make 1 or 2 point calibration easy. This smart tester also has a feature that prompts customers to take readings and to freeze the display. The Waterproof Tester has a range
of 0.00 -14.00 pH, 0.0°-60.0°C. or 32.0°-140.0°F., resolution of 0.01 pH and 0.1°C. or 0.1°F. and an accuracy of ±0.01 pH and ±0.5°C. or ±1°F. The Waterproof pH Tester is accurate, easy-to-use, and dependable.