Digital TDS Water Hardness Tester Pen

Ensure your water is safe and pure with the Digital TDS Water Hardness Tester Pen. This easy-to-use device accurately measures total dissolved solids (TDS) in water, providing fast results to assess water quality. With a wide 0-9999ppm range, one-button operation, and lightweight design, it’s perfect for home, travel, and professional use. Ideal for drinking water, aquariums, RO/DI systems, and more, it helps you take control of water purity effortlessly. Built with a mercury-free, eco-friendly battery for long-lasting performance and environmental safety.

Key Features:

• Accurate Water Testing: Measures TDS levels from 0-9999ppm with precision.
• Simple to Use: One-button operation and easy-to-follow guidelines.
• Lightweight & Portable: Weighs only 26g—ideal for travel and on-the-go testing.
• Eco-Friendly Design: Low-power dissipation and mercury-free battery.
• Versatile Applications: Suitable for drinking water, RO/DI systems, aquariums, swimming pools, and more.
• Temperature Range: Operates effectively between 0-80°C.

Instructions:

Step 1: Power On: Power on the device using the button.

Step 3: Wait for 3 Seconds: Wait 3 seconds for stable readings.

Step 4: Read & Store: Read the ppm value, power it off, dry the device, and store it safely.