Featuring a smart water saving systems that auto adjusts flush volumes based on usage frequency , strong construction for eroison and aging resistance , tool easy installation for easy setup , and quiet operate to minimize noise disruptions elevates your bathroom efficiency with this innovative flush adapter , combining advanced technology , long lasting durability , and user friendly features for a cleaner , more comfortable Ideal for families with children or elderly members , conscious households and businesses prioritizing , and users in public facilities seeking hygiene solution Perfect for home bathrooms , commercial restrooms , and humid environments where stable , sanitary flushing is essential in daily toilet maintenance Note : The separator needs to be equipped with two AA batteries, Manufacturer: AMISENK