Ensure the purity of your drinking water with the top TDS water quality test pen. This advanced device features a large, easy-to-read screen, a unique three-color design, and upgraded accuracy for precise TDS measurements ranging from 0 to 9990 ppm. Lightweight and portable, it’s ideal for home use, travel, or on-the-go testing. With its user-friendly interface and quick results, you can confidently monitor water safety and enjoy healthier hydration every day.

Key Features

• Large Screen Display: Easy-to-read results for quick water quality checks.
• Three-Color Design: Stylish and functional, indicating purity levels.
• Upgraded Accuracy: Precise TDS measurement from 0-9990 ppm.
• Portable & Lightweight: Convenient for home, travel, or outdoor use.
• Fast Results: Instant readings for immediate water safety assessment.