PH-80 2-in-1 pH & Temperature Meter with ATC — Digital Plug-and-Play Water Test Pen for Pool & Aquarium

PH-80 2-in-1 digital water tester that measures both pH and temperature. Built-in Automatic Temperature Compensation (ATC) keeps pH readings accurate across changing water temperatures. Plug-and-play operation for immediate use, with a compact, portable pen-style design that’s easy to take to pools or aquariums. Clear digital display provides quick, readable pH and temperature results. Suitable for professional and home use to help maintain optimal water conditions for fish and plants.