LCD TDS-3 Meter for Drinking Water Quality Tester Digital Temperature PPM Test Measurer Pen Analyzer for Measuring Drinking Water, Hydroponics, Aquarium, Pool and Spa

General description The LCD TDS-3 Meter is an affordable and convenient digital tool designed to instantly check the overall quality of drinking water. It measures Total Dissolved Solids (TDS), which includes any salts, metals, or minerals present in water. With a measuring range from 0 to 9990 ppm and an accuracy of 1 ppm, this TDS meter is ideal for various applications including drinking water testing, water filtration, hydroponics, aquariums, pools, and spas. Technical specifications Measuring range: 0 - 9990 ppm Accuracy: +/- 2% Temperature range: 31 - 200°F Item dimensions: 155mm x 28mm x 15mm Usage Step 1: Remove the protective cap. Step 2: Turn on the TDS meter. Step 3: Immerse the meter into water or solution up to the maximum immersion level (not exceeding 4 cm from the pen tip). Step 4: The TDS value will be displayed within 10-30 seconds. Press and hold the "hold" button to lock the value. Step 5: Wipe the remaining water from the pen with a cloth and replace the cap. Other information Color: Beige Auto-off function: Automatically turns off after 10 minutes of inactivity to preserve battery life Includes a leather carrying case and clip for easy transport Caution: Do not immerse the entire meter in water, expose it to high temperatures, or subject it to hard impacts.