High-Precision Portable pH Meter PH02 – Essential Water Quality Tester
Ultra-accurate pH testing with ±0.01 resolution ensures reliable results for aquariums, hydroponics, pools, and labs. Durable ABS body with reinforced probe housing resists corrosion and extends lifespan in harsh environments. One-touch calibration (4.0/7.0/10.0 buffers) and auto-temperature compensation for error-free readings. Compact pen design fits in pockets or toolkits, ideal for on-site testing in farming, brewing, or education. Replaceable electrode and low-battery indicator minimize downtime—backed by global wholesale pricing. Includes protective cap and calibration powder—ready to use for professionals and hobbyists.