Features a mechanical blue switch button design, providing strong tactile feedback. Characterized by an ergonomic design and 5 backlight modes, this product offers comfortable typing and an excellent gaming experience. Use FN+5 to change backlight color and FN+Tab to switch backlight modes. Constructed from stable and durable plastic material, it is waterproof and dustproof. Product dimensions are 23 cm in length, 17.3 cm in width, and 3.7 cm in height. This product is highly suitable for gamers. It operates automatically and is compatible with multiple common systems. Product Name: Keyboard and Mouse Material: Plastic Interface: USB Number of Keys: 35 keys DC Voltage Operation: 5.0V +/- 5% Operating Current: 80mA (max.) Operation Mode: Optical Photoelectric Resolution: 1800 DPI Cable Length: 1.5 m Ergonomics Supported: Yes Plug and Play Supported: Yes Features: Ergonomic, RGB Backlight, Plug and Play Size Details: L: 23 cm/9.06 inches, W: 17.3 cm/6.81 inches, H: 3.7 cm/1.46 inches (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 Keyboard 1 x Mouse