1. High Compatibility: This flush plate is compatible with a variety of water tanks including for 20, please verify dimensions using the provided diagram before installation. 2. High-Quality Material: Made of high-quality plastic, the actuator plate can be used for a long time and also maintains a good appearance even in humid environments. 3. Quiet, Water-Saving: The flush plate compatible with for 20 operates quietly. Supports dual flush, is efficient and water-saving, and meets different flushing requirements. 4.Easy Installation: flushing plate is easy to install, without complex tools or expertise. You can easily install the plate yourself and brighten up your bathroom. Note: the water source is turned off and power supply is disconnected before installing or replacing the product. Installation guide not included, we strongly recommend you professional installation. Please check as much as possible to make sure the item is what you need. Tips: The product may be updated constantly ,Due To Different Batches, The Actual Product May Have Slight Differences Or Color Differences, Which Does Not Affect Use Colour: Black Material: plastic Package Contents: 1 x Dual Flush Plate Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.