Style:A3 With a sleeker body that is fashioned to fit a wider variety oftoilets including some one-piece toilets, the Biobidet A3 is today’s modernnon-electric bidet. It has a more compact control panel with simple andintuitive controls. This fresh water bidet does not require any extra setup orcomplicated hose system to install. Solid brass flow valve. The entire casingand unique unified valve inside of the BioBidet A3 is made of solid brass andconsists of a single molded part which results in less defects and more peaceof mind. The USA made UPC certified built-in check valve protects your watersupply line from back flow. The BioBidet A3 comes equipped with P.S.P.CPressure control dial knobs which allow the user to physically feel each levelup as they increase the pressure with the dial. A useful feature for thosewith mobility restrictions who find it difficult or uncomfortable to visuallycheck what they are selecting. For a product that was meant to make lifeeasier in all ways possible, we thought this small feature could mean a wholelot to someone so it was worth implementing. Non-Electric. How does a bidetwork without electricity… The answer is simple. By connecting the bidetdirectly to your fresh water line makes it possible to run on only waterpressure. Non-electric bidets are affordable, easy to install, saves you moneyon toilet paper, and do not cost you a cent in electricity. This is why non-electric bidets are considered to be the most economical type of bidet.