Portable LCD Digital TDS Water Quality Tester Pen | Water Purity Meter for Drinking Water, Aquarium & Pool Testing

This Portable LCD Digital TDS Water Quality Tester helps you quickly and accurately measure the purity level of water. It is widely used for checking drinking water quality, RO/UV filter performance, aquarium water balance, hydroponics, swimming pools, spas, and labs. The easy-to-read LCD screen displays total dissolved solids (TDS) so you can ensure your water is clean and safe anytime, anywhere.

Features:

• Digital TDS meter with easy-to-read LCD display
• Accurately checks water purity and contamination level
• Ideal for drinking water, aquariums, RO systems, pools & hydroponics
• Portable pen-style design, easy to carry and store
• One-button operation for quick readings
• Helps monitor filter performance & water safety
• Low power consumption with auto shut-off feature
• Durable and long-lasting testing tool for everyday use