Durable ABS Construction: Crafted from premium ABS material, this toilet tank top push switch ensures long-lasting durability and exceptional wear resistance for extended use. Dual Flushing Options: Experience enhanced flushing control with the dual-flush operation feature, enabling you to choose between different water volumes for efficient water conservation without compromising performance. Compatible with 49 Valves: Specifically designed for 49 valves, this toilet button guarantees a precise fit without compatibility concerns, ensuring seamless integration into your existing toilet system. Easy Installation Upgrade: Simplify the process of upgrading your toilet system by effortlessly replacing old buttons with this model. With a straightforward screw-in installation method, transforming your toilet has never been easier. Size Compatibility Check: Prioritize compatibility by verifying that your tank hole size falls within the optimal range of 38mm to 42mm, ensuring a perfect fit and hassle-free installation experience. Description: Upgrade your toilet system effortlessly with this high-end ABS toilet tank top push switch. Crafted for 49 valves, this switch offers enhanced flushing options with its double flushing operation, allowing you to conserve water efficiently. Its durable construction ensures long-lasting performance and wear resistance. Easily replace old buttons with this model by screwing it in place for a quick change solution. Ensure compatibility by checking that the tank hole size falls between 38mm and 42mm. Experience convenience and efficiency with this reliable toilet tank top switch. Item Name: Toilet Tank Switch Material: ABS How to Use: Press Hand Compatible: for Twyford/Siamp 49 Valves Features: Dual Flushing Option, Easy Installation, Size Compatibility Size Details: Top Diameter: 4.8cm/1.89" (Approx.) Screw Diameter: 0.77cm/0.3" (Approx.) Total Height: 8.7cm/3.43" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Toilet Tank Switch