Portable Digital TDS & EC Water Quality Tester - Accurate Test Pen with Hold Function & Anti-Slip Design for Home Drinking Water & Aquarium Use

Take control of your water quality with this advanced TDS & EC digital test pen. This portable water quality tester features a clear LCD display that shows precise measurements of total dissolved solids (TDS) in your drinking water or aquarium. The convenient hold function lets you freeze readings for easy recording,while the anti-slip design ensures secure handling during testing. The device measures dissolved solids like minerals, salts, and metals that can affect taste and safety. Use it to test tap water, filtered water, aquariums, pools, and more. The simple three-button interface makes testing quick and intuitive. This essential tool helps you make informed decisions about water treatment needs.

• DUAL MEASUREMENT CAPABILITY: This Digital Water Quality Tester accurately measures TDS (Total Dissolved Solids) and EC (Electrical Conductivity) levels in ppm, helping you evaluate the purity of your drinking water.
• EASY-TO-READ DIGITAL DISPLAY: The clear LCD screen provides instant readings, allowing you to quickly identify harmful substances like sediment, rust, and heavy metals in your water.
• SIMPLE OPERATION: Features three user-friendly buttons - ON/OFF for power, SHIFT to switch between TDS and EC, and HOLD to freeze readings for easy recording.
• PORTABLE AND PRACTICAL DESIGN: Compact pen-style tester with an anti-slip grip and protective cap, making it convenient to carry for testing tap, filtered, or aquarium water anywhere.
• VERSATILE APPLICATIONS: Perfect for home water testing, aquarium maintenance, hydroponics monitoring, and pool quality checks to ensure compliance with drinking water standards (TDS value under 1000 ppm).