? Product Description: Ensure your water is safe and healthy with the Wellon ORP Meter – Oxidation Reduction Potential (Redox) Tester. This digital meter is designed to measure the ORP level of your water, indicating its ability to act as an oxidizing or reducing agent. Ideal for RO systems, aquariums, hydroponics, pools, spas, and drinking water testing, this tool helps monitor water quality with precision and ease. The Wellon ORP meter provides quick and accurate readings, helping you assess whether your water supports or combats oxidation—important for maintaining optimal water purity and health benefits. ? Key Features: ?? Accurate ORP Measurement – Detects Oxidation Reduction Potential (Redox) in mV. ?? Water Purity Check – Ideal for RO systems, aquariums, hydroponics, pools, and drinking water. ?? Battery Operated – Lightweight, portable, and easy to carry anywhere. ?? Easy-to-Read Display – Clear digital screen with fast measurement results. ?? User-Friendly Operation – Simple calibration and one-button testing. ? Package Includes: 1 x Wellon ORP Meter User Manual Pre-installed Batteries (if applicable)