Portable Pen-Type Oxygen Meter,Digital Dissolved Oxygen Meter Dissolved Oxygen Pen Water Quality Tester Dissolved Oxygen Detector

Price: $144.99
Product prices and availability are accurate as of 2020-10-20 19:31:02 UTC and are subject to change. Any price and availability information displayed on https://www.amazon.com/ at the time of purchase will apply to the purchase of this product.
Availability: Not Available Discontinued
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Product Features

?Type: Portable Dissolved Oxygen Meter ?Measurement range: 0.0 to 20.0 mg/L ?Accuracy: 0.3mg/L ?Response time: no more than 30s (90% response at 20°C) ?Ship via YANWEN or E-PACKET Special Express Line,most of our custom receive it about 10 working days.