- 7-in-1 Versatility: This pH pen is designed to measure multiple parameters including pH, TDS (Total Dissolved Solids), temperature, EC (Electrical Conductivity), salinity, specific gravity (SG), and ORP (Oxidation-Reduction Potential). Its multifunctional capabilities allow you to switch between measurements seamlessly, making it ideal for various applications. - Rapid and Reliable Measurements: The pen-shaped design ensures quick detection, providing you with stable and accurate readings. This efficiency is essential whether you're testing water quality for aquariums, pools, or agriculture. - Precision Engineering: Equipped with a high-accuracy electrode and a titanium alloy probe, this pH meter guarantees precise measurement values, ensuring you get reliable data every time you test. - User-Friendly LCD Display: The large, high-definition LCD screen makes it easy to read measurement results clearly. This feature is perfect for users in diverse fields like environmental monitoring, hydroponics, or laboratory settings. - Practical Applications: - Aquarium Maintenance: Regularly test the pH and TDS levels to maintain a healthy aquatic environment. - Hydroponic Gardening: Monitor nutrient solutions effectively to optimize plant growth. - Water Quality Testing: Assess drinking water, pools, or spa conditions to ensure safety and compliance. - Compact and Portable: Lightweight and easy to carry, this pH pen is suitable for on-the-go testing, making it a convenient tool for professionals and hobbyists alike.