Keep the quality of your drinking and water quality under control with this portable pen-style Digital TDS Water Quality Meter . It allows you to quickly and accurately measure total dissolved solids (TDS) , ensuring that your water is safe for drinking, aquariums, reverse osmosis filters, swimming pools, or spas.

Its compact and lightweight design makes it easy to carry and use anywhere, making it a reliable tool for both home and professional use.

✅ Main features:

• Measurement range: 0 – 9990 ppm
• Accuracy: ±2% for reliable results
• Automatic temperature compensation: 0 - 50 ℃
• Power supply: 2 x 1.5V batteries (included)
• Type: Handheld (pencil type)
• Material: Durable and sturdy plastic
• Clear and easy-to-read digital display

💧 Recommended uses:
✔ Drinking water
✔ Aquariums and fish tanks
✔ Filtration and reverse osmosis systems
✔ Swimming pools and spas
✔ Quality control in laboratories or for home use

This Portable Digital Water Quality Meter is an essential tool for those looking to take care of their health, extend the lifespan of their water filters, and ensure a safe environment for their aquatic pets.