... :The hotel,the advanced office building,the family,public Advantages:hot water electric faucets,Economic on wate SPECIFICATIONS:Dia.of inlet pipeG ... a long time.4.SAUE THE ELECTRICITY: The machine use 4 alkaline bettery No.5,and use it 200 times every day ... frequent power outages, voltage instability of the place to use electricity in the toilet, all communication will affect their lifespan.2 ...