Sturdy and reliable construction The toilet push button features a 304 stainless steel spring that has undergone 100,000 press tests, ensuring durable and dependable performance. The button itself is made of engineering ABS plastic for leak operation and smooth, nonsticking use. Easy installation The dual flush button screws on by hand without the need for additional tools, saving time and effort during setup or replacement. Elegant design with durable finish Chromeplated finish adds a refined look to your bathroom while providing strong resistance for longlasting performance. Watersaving function Allows you to choose between halfflush and fullflush to conserve water and reduce costs according to your needs. Key attributes Materials: 304 stainless steel spring; engineering ABS plastic button; chromeplated finish Function: dualflush operation for half or full flush Compatibility: designed for dualflush toilets Performance: tested for 100,000 presses Use scenarios 1) Home bathroom maintenance to a worn or sticking flush button with a durable, reliable option. 2) Renovating or upgrading a commercial restroom, hotel, or office to improve reliability and water efficiency. 3) installation in a bathroom renovation that uses a dualflush toilet system, with a quick, tool hand installation.