Premium Material: The toilet flush button replacement is made of high-quality spring material, strong and sturdy, durable, with a dual-flush water-saving function, compatible with most dual-flush toilets or cisterns. Easy Installation: This toilet flush button is easy to install at home; simply hand-tighten, no additional tools required. Exquisite Design: The toilet flush button features half or full flush mode to help save water. It is easy to install, and the lever can be adjusted to fit the height of the tank as needed. Compatible with Most Dual Flush Toilets: Please compare with your current flush button to ensure thread, lever, and size compatibility. Product Includes: One toilet flush button with a 50mm diameter button cover and 38mm thread diameter, suitable for tank openings with a diameter of 38-50mm. Package content includes only the item listed; other products are not included. Note: Please allow 1-2cm error due to manual measurement. Confirm you are comfortable with this before ordering. Due to differences in monitor displays, the image may not reflect the actual color of the item.