Features: Replace your broken, damaged, or unused mouse button board. Professional craftsmanship, ensures reliable performance. Compatible with Logitech G900 and G903 Hero gaming mice – micro switch board for left and right buttons. Fixes left and right mouse button failure issues. Rated for up to 80 million clicks, offering a long service life. Installation requires special skill and techniques. Please verify the model and reference images before purchasing. Specifications: Suitable for Logitech G900 and G903 mice Material: Plastic Quantity: 2 pieces per pair Click Life: 80 Million (for HUANO Pink Dot Switch) / 10 Million (for D2F-F-3-7 White Dot Switch) / 50 Million (for D2FC-F-K Blue Dot Switch) (Optional) Type: Mouse Button Board Package Size: approximately 10 x 5 cm / 3.94 x 1.97 in Notes: No retail packaging. Please allow 0–1 cm error due to manual measurement. Ensure you are comfortable with this before purchasing. Due to differences in monitor displays, the actual color of the item may vary slightly from the picture. Package Includes: 2 x Mouse Button Board (Mouse not included)