... ,NSF 2.AC/DC,3V,ABS plating 3.energy/water-saving,integrated basin tap,easy instal 4.carton drop ... tap1.CE,ISO2.AC/DC,3V,ABS plating3.energy/water-saving,integrated basin tap,easy installing4.carton drop testAutomatic ... after being powered in five seconds according to the basins.Water temperature: 4°C-50°CCertification: CE, ISO9001 & ISO14001 ... ABS,1piece of battery for 3 years, energy-saving basin tap