Ohaus Starter ST400D-B 0.01DO Portable Meter Wearable Stereo True Wireless In Ear Headphones With silicone strap: 43

With silicone strap: 43

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Ohaus Starter ST400D-B 0.01DO Portable Meter Wearable Stereo True Wireless In Ear Headphones With silicone strap: 43Description: The Ohaus Starter ST400D B 0. 01DO Portable Meter is a high performance, low maintenance dissolved oxygen (DO) meter equipped with optical methodology for accuracy. It is designed for both field and lab dissolved oxygen measurement. The meter features a backlit color liquid crystal display (LCD) for easy reading and operation. It is powered by 4 AAA batteries and has a durable ABS housing. The ST400D B offers 99 measurement memory, last