Waterdrop reverse osmosis system combines hot and cold water supply with innovative filtration. Want the perfect glass of water or instant tea brewing? Adjust the temperature from 104℉ to 203℉ while enjoying pure water thanks to a 5-stage filtration process that removes PFAS, chromium, microplastics, and other contaminants. The system operates with exceptional efficiency—featuring a 2:1 pure water to wastewater ratio and a capacity of up to 600 gallons per day. Its tankless design ensures easy and safe under-sink installation