Attack Shark X85Pro Hot Swappable Mechanical Gaming Keyboard, TFT Display & Knob, BT 5.1/2.4 GHz/USB-C, RGB, Gasket Mount, 75% Custom Keyboard, QMK, PBT Keycaps, for PC/MAC, Purple Lavender, Linear Blueberry Switch

The X85 PRO gaming keyboard features with the creamy sound, can be used in dual modes. Usually,the wireless gaming keyboard with TFT screen displays: battery,time, system & connection mode etc. In gaming mode, rotate aluminum CNC knob to enter the screen menu (RGB backlight,volume & language etc), choose one you like.