Energizer C cell Alkaline Battery, Single
The rugged, waterproof YSI 550A measures dissolved oxygen and temperature simultaneously using polarographic technology and YSI Temperature Precision™ thermistors. The new PE membranes allow for faster response times with less stirring dependence. Measurements are fast and easy with one-handed operation, easy-to-use backlit display, automatic push-button calibration, and a weighted, quick-sinking probe. Other features include field-replaceable DO electrode modules, waterproof housing (meets IP-67 specifications), impact-resistant case, 2,000+ hours battery life, screw-on cap membranes, calibration in either mg/L or % saturation, user-selectable temperature units (°C or °F), a built-in calibration chamber, low-battery indicator, and direct compensation for salinity, temperature, and altitude. CE compliant. Three-year warranty on the instrument. One-year warranty on the DO module.
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