- Efficient heavy metal testing: The TDS meter allows quick and precise testing of water quality and heavy metal content. Results appear in about 3 seconds, helping you confidently ensure safe levels of soluble salts, ionic organic matter, and other impurities in your water. - Unbeatable precision: Features a high-quality titanium alloy probe for reliable TDS value readings with consistent accuracy. - Enhanced lock convenience: Lock function holds measurements on the upgraded LCD screen, making results easy to read without strain. - Convenient functionality: Auto shut off after 5 minutes of inactivity preserves battery life. The device quickly stabilizes its LCD readings within seconds after turning on and stirring water. - Practical applications: - Check drinking water quality at home or while traveling to ensure safe dissolved solids. - Monitor aquarium, pond, or hydroponic systems to protect aquatic life and plant health. - Quick TDS checks for process water or sample preparation in labs or workshops.