Kinen saman ingancin bango na rufe waya ta atomatik yana da nau'in famfo wanda aka tsara don shafe ta atomatik bayan an rufe shi bayan wani lokaci. Wannan fasalin yana da amfani musamman a cikin dakin gwaje-gwaje na jama'a ko wasu wuraren zirga-zirga inda kiyayewa mai mahimmanci.
A matsa yawanci ana hawa akan bango kuma ana kunna shi ta hanyar firikwensin ko maɓallin turawa. Lokacin da mai amfani yana kunna famfo, ruwa yana gudana don adadin lokacin da aka ƙaddara, yawanci kusa da 10-15 seconds. Bayan wannan lokacin, famfo ta atomatik rufe, yana hana duk wani karin ma'adinin ruwa mai mahimmanci.
Hada shi tare da kayan haɗi na wanka kamar Basin Mixer, m caster na zamani da kuma kayan ado na yau da kullun.