Usage Tips:- Efficient Dual Flush Operation: Designed for closely coupled cisterns, this toilet flush button features dual flush functionality, allowing you to choose between a full or partial flush based on your needs. This helps conserve water and reduce your utility bills.- Perfect Compatibility: Specifically engineered for Siamp Optima 49 valves, this flush button serves as a direct for your existing flushing mechanism, ensuring seamless integration with your toilet system.- Simple Installation: With a diameter of 48 mm, this button fits standard flush holes (39-42 mm), making installation straightforward for most DIYers. Simply screw it into the flush valve for quick and hassle-free .- Durable Construction: Made from ABS material, this silver button is designed to withstand frequent use, ensuring long-lasting performance in your bathroom.Use Scenarios:1. Water Conservation: Perfect for households looking to minimize water usage without sacrificing performance, the dual flush option allows you to use less water for liquid waste.2. Quick Home Improvements: Ideal for renters or homeowners wanting to upgrade their bathroom fixtures quickly and easily, enhancing both function and appearance.3. Reliable : A great solution for or outdated flush buttons, providing a dependable and stylish option for your toilet.This toilet flush button combines functionality, compatibility, ease of installation, and durability, making it an essential addition for any bathroom.