Portable Dissolved Oxygen Meter DO Tester with Replaceable Probe ATC 0-20mg/L Water Quality Analyzer for Aquaculture Hydroponics

Battery Included：No High-concerned chemical：None Model Number：DO-177 With Backlight Or Not：Yes Brand Name：yieryi YIERYI Model：DO-177 Display Type：DIGITAL Origin：Mainland China Dropshipping and Wholesale：Welcome Feature 1：Water Quality Tester Feature 2：Aquaculture Oxygen Meter Feature 3：Hydroponics DO Sensor Feature 4：Portable Oxygen Detector Feature 5：DO Probe Replaceable Feature 6：Koi Pond Water Tester Feature 7：Digital Dissolved Oxygen Analyzer Feature 8：ATC DO Meter Feature 9：Aquarium Water Analyzer

Battery Included: No High-concerned chemical: None Model Number: DO-177 With Backlight Or Not: Yes Brand Name: yieryi YIERYI Model: DO-177 Display Type: DIGITAL Origin: Mainland China Dropshipping and Wholesale: Welcome Feature 1: Water Quality Tester Feature 2: Aquaculture Oxygen Meter Feature 3: Hydroponics DO Sensor Feature 4: Portable Oxygen Detector Feature 5: DO Probe Replaceable Feature 6: Koi Pond Water Tester Feature 7: Digital Dissolved Oxygen Analyzer Feature 8: ATC DO Meter Feature 9: Aquarium Water Analyzer