*INTELLIGENT?Saving water by auto sensor. *HYGIENIC: Without touching avoid cross inflection of bacteria. *EXTERNAL FORM: Stainless steel panel (free from rust in toilet), dignified and endurable. Various colors are available for your choice (chromium plate; titanium golden; peach wood). *INSTALLATION: The conceal-designed flusher can be installed in above 9cm wall. SPECIFICATIONS Model ZY-300A Power and voltage AC220V50Hz Water pressure 0.05-0.8Mpa Water temperature 0-60? Water consumption 6L Ambient temperature 0.1-45?