Product Information: About the Sloan G2RESSU0.5 Optima Plus Battery Powered, Automatic Retrofit for Urinal Flush Valve 0.5 GPFThe Sloan G2RESSU0.5 can be fit to your manual flushometer to instantly transform it into a modern bathroom tool that will actually make users healthier. This product is handsfree, so there are no handles or buttons to touch after the urinal has been used. This is particularly beneficial in public bathrooms where different people are constantly going in and out touching everything. Keep your bathrooms safe for all with the Sloan G2RESSU0.5Restroom users will love the health benefits of the Sloan G2RESSU0.5 and you#39;ll love the money saving benefits This product uses 0.5 gallons per flush to conserve water and keep your wallet full. The Sloan G2RESSU0.5 also features a quiet flush, so say goodbye to the obnoxiously loud ones you#39;re used to The Sloan G2RESSU0.5 is also a snap to install, so you can enjoy using it right away. Quiet, healthy, and efficient, this product brings a modern spin to any restroom.