High grade new popular inductive flush fitting

High grade new popular inductive flush fitting.
Sensor Dual Flush
Powered by 4pcs of AA alkaline batteries, convenient replace
40,000 times life circle for 4pcs of AA alkaline batteries using
Hand push button for backup
Flush rate could reach 2.5L/s
38mm/48mm button optional
Insensitive to impurity in water,Suitable for seawater and tap water
Half flush and full flush volume adjustable
Unique material of silicone seal,long life time