Do you have drinking water problems in your life Frequent drinking of polluted water leads to gastrointestinal lesions, frequent intake of high manganese steel leads to immune system decline, etc. This desktop water cooler dispenser uses a 304 stainless steel liner, which can effectively protect your drinking safety. At the same time, it also has a hot water child safety lock, dry burn protection, and electric shock protection, which can ensure the safety of your use.