JPB-70A Portable Digital Pen Type Dissolved Oxygen Meter Water Quality Tester Detector

With automatic temperature compensation that will automatically compensate for the solution temperature of 0‑40 ℃, it can provide you with an accurate and stable reading.

Suitable for freshwater culture, mariculture, swimming pool, beverage factory, wastewater treatment plant and laboratory.

Compact pen-shape design, lightweight for mobility, you can test water anywhere to get the purest water.

High accuracy and quick response: fast to get the testing result and can test the oxygen value for any 0.0‑ 20.0mg/L liquid which you wanna test.

Adopts the digital screen display with backlight, which is more clear and convenient to read data.