6-in-1 portable water tester for DO/pH/TDS/EC/salt/temp. High accuracy (0.1 pH), LCD display, 1-year warranty. Ideal for aquariums, hydroponics, labs, and pools. OEM customization available. Read More
5-in-1 water quality meter for pH, DO, nitrite, ammonia nitrogen & temperature. High 0.1 pH accuracy, 99-data storage, portable design. Ideal for aquaculture, pools, labs & water treatment. Read More
AZ86031 Digital Water Quality Meter: All-in-one tester for pH, conductivity, salinity, dissolved oxygen & temperature. High accuracy, wide measurement ranges, and OEM customization available. Ideal for industrial, lab, and household use. Read More
High-precision 0.1g digital coffee scale with touch screen, built-in timer, and USB rechargeable battery. Features automatic peeling, IP55 protection, and removable food-grade silicone cover for easy cleaning. Read More
Portable residual chlorine photometer for pools & waterworks. Compact, easy to operate with 0-5 mg/L range, 0.01 mg/L resolution. Reliable water quality testing with precise results. Read More
High-precision Bluetooth DO meter (0.0-30.0 mg/L) with app data management, customizable alarms, temperature compensation, and detachable probe. Ideal for hydroponics, wastewater, and industrial water treatment. 1-year warranty & OEM support. Read More
Yieryi JPB-70A portable dissolved oxygen meter: 0-20mg/L range, ±0.3mg/L accuracy, automatic temperature compensation, fast 30s response. Lightweight (88g) pen design for easy field water quality testing. Read More
Portable pen-type dissolved oxygen meter with high-precision digital sensor, ATC temperature compensation, and backlit display. Ideal for aquaculture, aquariums, and water quality monitoring. Compact design for on-site testing with 6-month warranty and OEM support. Read More