Instant Detection Detect heavy metals like lead and arsenic in your water quickly and accurately with our TDS meter. Response time is 3 seconds, helping you determine if the soluble salt content, ionic organic matter, and other impurities are at safe levels. Accuracy and Durability Built with a durable titanium alloy probe to provide reliable TDS readings and consistent results over time. Convenience and Readability Lock function allows you to hold measurements for easy viewing. Upgraded LCD screen delivers clear, readable results. User-Friendly Performance Automatic shut-off after 5 minutes of inactivity to conserve battery life. Readings stabilize within seconds after switching on; simply stir water for a reliable, accurate result. Use Scenarios - Home drinking water testing to verify safety for everyday use. - Monitoring water quality for aquariums or hydroponic systems. - Quick on-the-go checks for outdoor, travel, or camping water sources.