The JISULIFE Water Quality Identifying Water Dispenser is a smart water dispenser for barreled water. With TDS real-time water quality monitoring, intelligent memory volume control, five-gear volume control, ultra-quiet, ultra-large volume, and other functions, it provides simple operation and an excellent human-device interaction experience. Some of the materials used are food-grade (those that come into contact with water) and the rest are made with high-grade ABS pellets, ensuring the safety of drinking water. It comes equipped with a long-lasting 1800 mAh high-quality lithium battery, and one charge is enough for 6 to 18 liters of barreled water.