TDS Meter Digital LCD Pen Tester – Portable Water Quality Monitor & Purity Measurement Tool for Drinking Water, RO Systems, and Aquariums

Keep your water safe and pure with the TDS Meter Digital LCD Pen Tester, a compact and reliable tool for checking water quality. Designed for accuracy and convenience, this tester measures Total Dissolved Solids (TDS) levels in just seconds, displaying results on a clear LCD screen. Ideal for drinking water, RO systems, aquariums, hydroponics, swimming pools, and laboratories, it helps you monitor water purity and detect impurities with ease.

Whether used at home, in the office, or outdoors during an emergency, this portable digital pen tester ensures you always know the quality of your water. Simple to operate, energy-efficient, and built for long-lasting performance.

Key Features:

1. ✅ Digital LCD Display for easy reading
2. ✅ High accuracy and quick results
3. ✅ Portable and easy to carry
4. ✅ Ideal for RO water, aquariums, hydroponics, and labs
5. ✅ Helps maintain safe and clean water quality