Instantly monitor your water purity with this easy-to-use handheld digital TDS meter. Perfect for testing tap water, filtration systems, and purification levels, it provides accurate readings in parts per million (ppm) at the push of a button.

• Fast and accurate TDS readings ranging from 0 to 1999 ppm
• Simple, compact design with easy one-button operation and a large 4-digit LCD display
• Advanced functions including auto-reading, data hold, and automatic shut-off
• Includes a protective vinyl carrying case and a replaceable 3V Cr2032 battery