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LCD count down display
review of memorized data
soil resistivity
It could be widely use in those fields as car repair
time setting and threshold adjusting and etc
AZ8403 Handheld Digital Water Dissolved Oxygen Meter DO Meter Range 0~199.9 Pond Water Oxygen Content Tester Flowmeters LCD count down displayBrand: Graigar Features: Big LCD with D. O. & Temperature value display and stability indicator. Easy 100% Dissolved Oxygen Value calibration; Dissolved oxygen sensor is the most cost effective Clark type electrode. 8403 DO probe does not need refill electrolyte often as galvanic electrode; Accurate dissolved oxygen measurement. Manually salinity and barometric pressure compensation. Stores and recalls 99 data with temperature readings; Real time
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