Features: 1.3 Modes: 64 keys mechanical keyboard has three connection modes, wireless or wired, supports wireless 2.4G; BT 3.0, 5.0; Type c, the key line is more convenient to separate. 2.64 Keys Layout: 3 modes wireless mechanical keyboard simplifies the volume without reducing the function: The optimized 64 key layout simplifies the complexity and makes it easy to carry. 3.N Key Rollover: The mechanical keyboard has a built in 1800mAh large capacity rechargeable lithium battery, which lasts for a long time and can be charged during wired connection; at the same time, the N key rollover. 4.RGB Backlight: Mechanical keyboard adopts RGB backlight design, various light effects can be switched at will, creating a different cool and colorful ambience. 5.4 Switches: Blue mechanical keyboard is available in blue,black,red and brown switches. The blue,black and red switch is suitable for gaming and office work, and the brown switch is suitable for home office work. specification:Item Type: 3 Modes Wireless Mechanical Keyboard Material: ABS Color: Blue Connection Method: Support Wireless 2.4G; BT 3.0, 5.0; Type C Wired Lighting: RGB Multiple Lighting Modes Conflict of Keys: N Key Rollover Battery Capacity: Built in 1800mAh Lithium Battery (included) Ergonomics: Support Working Voltage: 5V DC Working Current: 300mA (max.) Compatible System:For Windows2000,for ME,for XP,for Vista,for Win 7,for HarmonyOS,for Win 8,for Win 10,for Android,for IOS and Other Systems PackageList:1 x3ModesWirelessMechanicalKeyboard 1 x Adapter 1 x Key Puller 1 x Data Line NoteShips with built in battery.