3-in-1 TDS & EC Water Quality Tester, Smart Backlight Alert (Green/Red) Portable Test Pen with Temperature Measurement, White & Yellow Options for Home & Reverse Osmosis Systems (White)

3-in-1 TDS & EC Water Quality Tester, Smart Backlight Alert (Green/Red) Portable Test Pen with Temperature Measurement, White & Yellow Options for Home & Reverse Osmosis Systems (White)

• 3-IN-1 MULTIFUNCTIONAL TESTER: Measures TDS (Total Dissolved Solids), EC (Electrical Conductivity), and water temperature in one compact device for comprehensive water quality analysis
• SMART BACKLIGHT ALERT SYSTEM: Features intelligent color-coded display with green backlight for safe readings and red backlight alert when TDS exceeds 40 ppm, powered by high-end smart chip control
• EASY-TO-READ DIGITAL DISPLAY: Large LCD screen with clear readings in ppm units, equipped with MODE, CLEAR, and ON/OFF/HOLD buttons for simple operation and convenient data management
• PORTABLE PEN DESIGN: Compact and lightweight water testing pen perfect for testing drinking water, reverse osmosis systems, aquariums, pools, and household water quality monitoring
• DUAL COLOR OPTIONS: Available in white and yellow models, both featuring durable construction with protective cap and user-friendly interface for quick water quality assessment