Feature: 1. 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.2. Suitable for freshwater culture, mariculture, swimming pool, beverage factory, wastewater treatment plant and laboratory. 3. Compact pen-shape design, lightweight for mobility, you can test water anywhere to get the purest water. 4. 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. 5. Adopts the digital screen display with backlight, which is more clear and convenient to read data. Specification: Condition: Brand New Package List: 1 x Dissolved Oxygen Meter 1 x Electrode 3 x Replaceable Electrode Head 1 x Instruction 1 x Plastic Box Note: Please note that the product is shipped without electrode filler. |