TDS Meter Digital Water Quality Tester Testing Kits for Drinking Water

TDS Meter Digital Water Quality Tester Testing Kits for Drinking Water 0-9990ppm Features: ✓ Triple Measurement Capability - Accurately tests TDS (0-9999ppm), EC (0-999μs/cm), and Temperature simultaneously ✓ Intelligent Dual-Color Backlight - Green backlight when TDS <50ppm (safe), Red backlight when TDS >50ppm (caution) ✓ Four Display Modes - Switch between TDS+°C, EC+°C, TDS+°F, and EC+°F for versatile reading options ✓ High-Precision Sensors - Advanced electrode technology ensures accurate, stable readings within seconds ✓ Temperature Compensation - Real-time temperature display (0.1-80°C / 32-176°F) with automatic adjustment ✓ HOLD Function - Freeze the reading on screen for easy recording and viewing after removing from water ✓ Auto Power Management - Backlight auto-dims to save power; 10-second idle shutdown with automatic full power-off after 5 minutes ✓ Compact & Portable - Pen-sized design (15.5cm length) fits comfortably in pocket or leather case ✓ Factory Calibrated - Pre-calibrated before shipping—ready to use immediately with no additional calibration needed ✓ Long-Life Battery - Powered by standard CR2032 3V button battery (included); easy replacement when low ✓ Protective Leather Case - Premium carrying pouch included for safe storage and transport   Specification: Product Dimensions: 15.5cm × 3cm × 1.5cm (L×W×H) / 6.1" × 1.18" × 0.59" Net Weight: 45g Material: ABS Plastic Color: White Battery Type: 3V CR2032 Button Cell (included) Waterproof Rating: Not Waterproof (keep body dry) TDS Range: 0-9999 ppm (parts per million) EC Range: 0-999 μs/cm (microsiemens per centimeter) Temperature Range: 0.1°C-80°C (32°F-176°F) Display: LCD with dual-color LED backlight Auto Shutoff: 10 seconds (screen), 5 minutes (full power-off) Calibration: Factory calibrated, ready to use   How to Use: Preparation - Remove the battery insulation tab before first use Power On - Press the power button; backlight will illuminate automatically Measurement - Immerse the electrode in the test solution (do NOT exceed the submersion line) Stabilization - Wait for the numerical reading to stabilize (usually 2-5 seconds) Hold Reading - Press the HOLD button to freeze the display for easy reading Recording - Remove the pen from water and record your reading Cleanup - Press power button to turn off, wipe electrode dry, and replace the protective cap   ⚠️ Important: Do not submerge the main body above the indicated water line—electronics are not waterproof.   Backlight Color Guide 🟢 Green Backlight = TDS < 50ppm → Water quality is excellent, safe for drinking 🔴 Red Backlight = TDS > 50ppm → Elevated dissolved solids detected; consider filtration   Applications 💧 Drinking Water Safety - Test tap, well, bottled, and filtered water purity 🐠 Aquarium & Fish Tanks - Monitor water parameters for healthy aquatic life 🌱 Hydroponics & Gardening - Check nutrient solution concentration 🏊 Swimming Pools & Spas - Verify water quality and chemical balance ☕ Coffee & Tea Brewing - Optimize water for perfect extraction 🔬 Laboratory & Educational - Quick field testing and demonstrations ✈️ Travel & Outdoor - Verify water safety while camping or abroad 🏭 Industrial & Commercial - Basic water quality monitoring   Important Notes ⚠️ NOT a pH Meter - This device measures TDS, EC, and temperature only; it cannot test pH levels ⚠️ No Memory Function - Device resets to first mode (TDS+°C) on each power-on ⚠️ Battery Installation - When replacing CR2032 battery, ensure correct polarity (+/-) ⚠️ Not Waterproof - Keep main body dry; only the electrode tip should contact water ⚠️ Low Battery Indicator - Replace battery when display dims or shows incomplete digits ⚠️ Storage - Always clean electrode and replace protective cap after use   Package Contents 📦 2× 3-in-1 Digital Water Quality Tester (White) 📦 2× Protective Leather Carrying Case 📦 2× CR2032 3V Battery (pre-installed) 📦 2× Bilingual User Manual (English & Chinese) PaymentShipping & HandlingReturns PolicyContact USFeedback Payment

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