Hydrogen-Rich 4-in-1 pH Meter with ORP & Temp Backlit Water Quality Test Pen

This versatile water quality test pen combines four essential functions in one compact device, making it an ideal tool for ensuring water purity and safety. It accurately measures pH levels, oxidation-reduction potential (ORP), and temperature, providing comprehensive insights into water quality. The device features a user-friendly backlit display for easy reading in various lighting conditions. Designed for convenience and efficiency, it is perfect for use in aquariums, pools, water treatment systems, or any environment where water quality monitoring is crucial. Measuring Range: 0-14PH Measurement Accuracy: 0.05 Voltage: 1.5V*3 Resolution: 0.001ppb Manufacture country: China Instructions included: No