4 in 1 Digital pH ORP Hydrogen and Temperature Water Testers

Understand your water conditions with one compact digital water quality tester designed for quick, convenient measurements. Depending on the selected 2-in-1, 3-in-1, or 4-in-1 version, this handheld meter measures hydrogen, ORP, temperature, and pH. The pH meter offers 0.01 pH resolution, while automatic temperature compensation helps provide consistent pH readings as water temperature changes. Its backlit LCD and portable pen-style design make routine testing easy for home and professional applications. Walmart.com

Key Features

• ORP meter measures oxidation-reduction potential with 1 mV resolution.
• H2 testing measures dissolved molecular hydrogen in compatible versions.
• pH measurement supports a 0.01 resolution with multi-point calibration.
• IP67 waterproof construction is designed for regular water-testing environments.
• Data hold and automatic shutoff provide convenient handheld operation. Walmart.com

Why Choose Our 4 in 1 Digital pH ORP Hydrogen and Temperature Water Tester

Instead of carrying several separate meters, this hydrogen water tester combines multiple water-quality measurements in one portable device. Choose the function combination that matches your testing needs while enjoying simple digital readings and convenient temperature monitoring. Mcooh

Perfect For

• Swimming pools and spas
• Freshwater and saltwater aquariums
• Hydroponic systems
• Hydrogen-rich water testing
• Drinking water checks
• Laboratory and general water analysis Mcooh

Know Your Water Better

Make everyday water testing faster and more convenient with a multifunction digital meter built for measurements wherever you need them.