Product Description Save water 1.5mm Stainless stee, water proof luxury outlook Stainless steel water tank Reliability stainless solenoid valve With long service time KDF & Quartz fitler which manual flush function PLC controlling water producing and charge Big screen digit indicate Charge rate can be change on your need Lamp box with time seting With 20W UV sterilization light Ozone sterilization function Accumulative total money statistic With water tank, no stop producing fresh water Some main parts share two years warranty.