PH-80 PH Meter 2-in-1 ATC Digital pH & Temperature Water Test Pen — Portable for Pool & Aquarium

Compact 2-in-1 tester that measures both pH and temperature to give a full picture of water quality. Built-in Automatic Temperature Compensation (ATC) adjusts readings for accurate results across different water temperatures. Pen-style, portable design makes it simple to carry and use for spot checks in pools and aquariums. Bright digital display delivers clear, fast readouts of pH and temperature. Suitable for home hobbyists and professionals alike to help maintain optimal conditions for fish and plants.