Feature:1. 3 Connect Modes: This mechanical keyboard supports Type C wired connection, BT connection and 2.4GHz wireless connection. Stable transmission meets your needs for work, study and entertainment.2. Gasket Structure: This 80 key keyboard adopts gasket structure. It has gasket material and silicone on the top and bottom edges of the board and printed circuit board that helped absorb the impact of each key stroke, creating a smoother, cleaner, and more flexible typing experience.3. Transparent Case: This mechanical keyboard features sturdy transparent case, making the RGB lighting more gorgeous, creating a visible environment even under dark conditions.4. 2 Layers Keycaps: This computer keyboard adopts 2 layer keycaps design to provide comfortable typing experience. PBT key are durable and resistant to oil.5. RGB Backlit: This transparent keyboard provides a variety of RGB effects. 3750mAh battery supports stable wireless signal transmission and 25 hours working with all lights on.Specification:Item Type: Mechanical KeyboardMaterial: Plastic CementNumber of Keys: 80 KeysKeycap: Double Layer KeycapKeyboard Shaft: Customed Mechanical ShaftShaft Life: 50 Million TimesBacklit Color: RGBInterface: Type CConnection Mode: BT / 2.4G Wireless / Type C Wired ConnectionBattery Type: 3750mAh Lithium Ion Battery (Inbuilt)Compatible Systems: For Win, For OS X Laptop, For IOS, For AndroidProduct Size: Approx. 329 x 145 x 28mm / 13.0 x 5.7 x 1.1in ( Manual Measurement, Slight Error May Exist ).Package List:1 x Mechanical Keyboard1 x Receiver1 x Spring Cable1 x Keycap Puller1 x Set of Replacement Keycap(38Pcs)4 x Replacement Switch1 x Sponge Strip1 x Cloth1 x User Manual