The water quality test pen features automatic calibration, adjusting swiftly to water temperature and quality within 1-3 seconds. It intelligently powers off after 5 minutes of inactivity, conserving energy efficiently. Our TDS water tester boasts a versatile 3-in-1 design, measuring TDS, EC, and temperature simultaneously. With a single device, effortlessly monitor important water parameters, making it an indispensable tool for home water quality assessment. Equipped with a premium alloy probe, the TDS meter delivers rapid and precise total dissolved solids (TDS) testing. Quickly assess water turbidity to ensure the healthiness of your drinking water. Simply activate the PPM tester, submerge the probe in water, and witness the TDS value displayed within seconds. Lightweight and compact, this portable tester can be conveniently carried for on-the-go testing anytime, anywhere. Ideal for various water sources like drinking water, swimming pools, tap water, and wells, this PPM meter is a versatile tool. Monitor water purity levels effectively, determine filter replacement timings accurately, and assess TDS and EC in pools and aquariums effortlessly. Description: Ensure the purity of your water with this water quality test pen. Featuring automatic calibration that adjusts based on water temperature and quality within 1-3 seconds, this detector saves power by automatically turning off after 5 minutes of inactivity. Its 3-in-1 design measures TDS, EC, and temperature, providing a comprehensive overview of water parameters. The large LCD display ensures clear visibility of measurement values. Equipped with a high-quality alloy probe, this TDS meter accurately tests total dissolved solids for healthy drinking water. Easy to use and portable, simply immerse the probe to get instant results. Widely applicable for testing drinking water, swimming pools, tap water, and well water, this PPM meter is a versatile tool for maintaining water quality and monitoring filter replacements. Item Name: Water Tester Material: Alloy Measuring Range: 0-9999ppm Accuracy: 3 Percent F.S Automatic Shutdown: 5 Minutes Battery: 2 x 1.5V Battery Features: Practical, Easy to Use, Portable Size Details: L: 13.9cm/5.47", W: 2.3cm/0.91", H: 1.4cm/0.55" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Water Tester