Dissolved Oxygen Meter, Pond Oxygen Tester,0.0-40.0 mg/L DO Tester with 4.92 feet Extended Probe Cable, ATC, Backlit LCD, for Pond, Aquarium, Wastewater, Brewing, Lab, and Educational Research

• 🌊 Extended Probe Cable for Deep Water Testing:Equipped with a 1.5-meter (4.92-foot) electrode cable, this dissolved oxygen meter allows easy testing in deep water environments such as lakes, large ponds, and rivers, eliminating the issue of limited reach during outdoor water quality monitoring.
• 🧪 Dual Measurement Modes for Versatile Use:Features mg/L (0.0-40.0 mg/L) and % saturation (0.0-300.0%) modes, with simultaneous temperature display (℃/℉ switchable). Ideal for aquaculture, wastewater treatment, brewing, labs, and educational research.
• 🌡️ Automatic Temperature Compensation (ATC) for Accuracy:Built-in ATC ensures stable and reliable readings by compensating for temperature variations, making it suitable for professional applications like environmental monitoring and industrial systems.
• 🔧 Easy Calibration & Complete Accessories Included:Comes with 6 replaceable membrane caps, 2 electrolytes, and 1 zero-oxygen water solution for quick calibration. No need to purchase additional materials—user-friendly maintenance reduces long-term costs.
• 📟 Backlit LCD Display for Low-Light Environments:The digital backlit screen ensures clear visibility in dim conditions, while data hold and temperature unit switching functions enhance usability during field tests or indoor experiments.

Dissolved Oxygen Meter Test Kit,Pond Oxygen Tester,DO Meter with Replaceable Membrane Cap, Zero Oxygen Water, Electrolyte,for Pond Aquarium Wastewater 0.0-40.0 mg/L