Features: 1.Free Matching: The mechanical keyboard kit is a DIY 84 key mechanical keyboard kit that can be freely matched with any switches and keycaps 2.Switch Hot Swap: The hotswap keyboard kit has a switch hot swap shaft seating, combined with a double layer thickened PCB panel 3.Reliable and Practical: The barebones keyboard supports standard height 5 legged shaft and tripods, with ABS one piece shell, strong rigidity, metal positioning plate, interlayer sound insulation silicone, bottom sound absorbing cotton 4.65% Layout: The keyboard keycap layout is 65% layout. When choosing a keycap, please choose a keycap that supports 65% layout (the product does not have a shaft, you need to prepare it yourself), suitable for home and office use 5.Wide Compatible: The modular keyboard supports wireless 2.4G, BT3.0, 5.0, Type c wired, compatible for Win 2000, for Win ME, for Win XP, for Win Vista, for Win 7, for HarmonyOS, for Win 8, for Win 10, for Android, for IOS and other systems 6.Pay Attention: When installing the switch, check that the pins of the switch are not bent. During installation, the hot swap shaft seating needs to be inserted vertically. The keyboard does not include a USB port and does not support a wired connection via USB specification:Item Type: Mechanical Keyboard Kit Material: ABS Connection Method: Support Wireless 2.4G, BT3.0, 5.0, Type C Wired Lighting: RGB Multiple Lighting Modes Conflict of Keys: No Conflict for All Keys Battery Capacity: Built in 1500mAh Lithium Battery (included) Ergonomics: Support Working Voltage: 5V DC Working Current: 300mA (maximum) Standby Current: 0.5mA Hot Swappable Base: Supports Standard Height 5 Legged Shaft and Tripods Compatible System: For Win 2000, for Win ME, for Win XP, for Win Vista, for Win 7, for HarmonyOS, for Win 8, for Win 10, for Android, for IOS and other systems PackageList: 1 x Mechanical Keyboard Kit 1 x USB Power Cable 1 x Adapter 1 x Key Puller 1 x Shaft Puller NoteShipped with Built in Battery