4-in-1 Hydrogen Ion Concentration Water Quality Tester (YY-400)

Multi-Function Precision
– Simultaneously measures pH, ORP, hydrogen concentration (H2), and temperature with high-accuracy sensors for comprehensive water analysis.
Advanced Electrode Technology
– Features a durable glass pH electrode and platinum ORP sensor, ensuring long-term stability and fast response in diverse water conditions.
Portable & User-Friendly
– Compact pen-style design with auto-calibration and a clear LCD display, ideal for on-site testing in homes, labs, pools, or hydroponic systems.
Drinking Water Safety Focus
– Essential for checking tap, bottled, or filtered water quality, safeguarding health with instant, reliable readings.
Robust Build & Easy Maintenance
– Water-resistant casing and replaceable electrode caps for extended use, backed by a 1-year warranty.
Bulk Order Advantage
– Direct factory pricing for wholesalers, unbeatable value for eco-conscious retailers or water treatment professionals.