1) Testing by purified water, ensure hygienic and clean 2) Adopts national food-grade materials, make health and safety 3) Air purified function, avoid secondary pollution 4) Keep the hot and cold water not join together design 5) Fashional metal design 6) Stainless steel cold tank 7) VFD display 8) Heating power: 550W 9) Heating capacity of water dispenser: 5L/H 10) Models: a) X-16LK-X-51A: hot and warm fun b) X-16LD-X-51A: cooled by semiconductor c) X-16LG-X-51A: cooled by compressor