Features: brand new and high quality The keyboard adopts Type-C interface, and the design of the for key line is separated, which is convenient to disassemble, and at the same for time, it makes charging simple and easy to carry. Crisp paragraph axis ，crisp sound.Strong sense of paragraph, rich sense of rhythm in typing, it will be more refreshing to type, suitable.Users who write more on computers or who enjoy percussion. Three Modes Optional Connection,Support bluetooth-compatible 5.0 / 2.4G /cable mode, Multiple devices such as mobile phones, tablets,and desktop computers can be connected at the same for time.And at the same for time ,FN function for key can be switched atwill button. The arc of the keyboard is designed according to ergonomics, high and low for key positions,long-term use is not easy to fatigue, and you will fight all day long. This keyboard adopts the renowned optical switches which are also hot-swappable for this mechanical keyboard. You can freely DIY the mechanical keyboard and easily replace it with other optical switches without welding problems. Specifications: Item:Three-mode mechanical keyboard Connection method: Bluetooth-compatible 5.0, 2.4G, Type-C Wired Product type:Mechanical keyboard Number of keys:68key Material: ABS Plug and play: support Shortcut key: Yes Waterproof function: support waterproof for Key technology: mechanical axis Backlight function: RGB Ergonomics: support Color: water green, night travel (optional) Shaft body: tea shaft, yellow shaft (optional) Product size: approx. 31.5x11x2.5cm/12.4x4.33x0.98in Package Includes: 1Set x 68keys Mechanical Keyboard note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!