The Extech DO210 dissolved oxygen meter is a compact, handheld instrument designed to take quick, accurate measurements of dissolved oxygen or % oxygen
plus temperature in water. It is ideal for applications in municipal wastewater/sewage treatment, environmental water testing, aquaculture/aquariums, stream
purification, boilers, biochemical manufacturing, beverage manufacturing, and others.
The DO210 measures DO from 0 to 20.0mg/L, % oxygen from 0 to 100.0%, and temperature from 32 to 122°F. It includes automatic temperature compensation as well
as adjustable altitude and salinity compensation. Test results are displayed on a large, dual LCD display. The meter includes Min/Max and Data Hold functions
and auto power off (with disable) to save battery life, which make them perfect for field or home use. These portable meters are easy-to-use, precise, and
economically priced to meet your budget.