... Product Description Hot and cold water dispensers, water dispenser, water coolers, supply instant hot and cold water, compressor cooling with no noise ... sterilization process4) Full process of air filtering protects water from pollution5) Uses national food class materials, hygienic ... safe6) Can also be fixed with pipeline type and water purifying system7) Refrigerant: R134a 8) Voltage: 220/110V9 ...