Feature:1. Ergonomic Layout: The RGB keyboard has a 64 key ergonomic layout design, reducing wrist pressure and making it more comfortable to use2. 4 Switch Optional: The 64 key keyboard has blue switch, linear action switch, red switch, brown switch, with 4 switch optional3. 3 Mode Connection: The mechanical keyboard supports wireless 2.4G, BT 3.0, BT 5.0, Type c wired three modes4. Wide Compatible: The white keyboard can switch connection by Fn and Q, W, E, R, T, Y, support for Win 2000, for Win ME, for Win XP, for Win Vista, for Win 7, for Harmony OS, for Win 8, for Win 10, for Android, for IOS and Other Systems5. RGB Backlight: The RGB keyboard has RGB backlight, with regulable light speed and brightness, built in large capacity rechargeable battery, full key without punchSpecification:Item Type: Mechanical KeyboardMaterial: ABSColor: WhiteConnection Method: Support Wireless2.4G, BT3.0, BT5.0, Type C WiredLighting: RGB, Multiple Lighting ModesConflict of Keys: No Conflict for All KeysBattery Capacity: Built in 1800mAh Lithium Battery (included)Ergonomics: SupportWorking Voltage: 5V DCWorking Current: 300mA (maximum)Standby Current: 0.5mACompatible System: For Win 2000, for Win ME, for Win XP, for Win Vista, for Win 7, for Harmony OS, for Win 8, for Win 10, for Android, for IOS and Other Systems.Package List:1 x Mechanical Keyboard1 x Adapter1 x Key Puller1 x Data CableNote:Shipped with Built in Battery