SUP-DY2900 Optical dissolved oxygen meter is a highly accurate and reliable device that measures the concentration of dissolved oxygen in liquids with high precision. The device is made with advanced technology and has a user-friendly interface for ease of operation. As a factory, we ensure that our products are of the highest quality and meet strict international standards. Our dissolved oxygen meter is robust and can operate in extreme conditions, making it ideal for use in various industries such as food processing, environmental monitoring, and aquatic research among others. Trust our brand for consistent and dependable results.