... UPC,NSF,AC/DC,3V energy/water-saving 2-part system automatic basin tap carton drop test basin ... tap, automatic sense basin tapModel No.:FW-5712E2-part system designed, with control box, easy installation. ... the similar faucets with other bands when using 2 pieces of alkaline batteries.Convenient maintenance: Inbuilt ... . basin tap,AC/DC, CE,UPC,NSF,2-part system automatic basin tap,zinc alloy plating,2013 ...