[vintage typewriter style with mechanical key] - Mechanical blue switch provides the ultimate game performance. Mechanical keys provide moderate resistance, click and tactile feedback. Vintage Steampunk round keycap looks like a classic typewriter, giving you a comfortable typing feeling and stable click touch. [ergonomic design with removable wrist rest] - the ergonomic ABS palm rest provides solid support to increase the angle and relieve the pressure on the wrist. [real RGB LED backlight keyboard] - this RGB backlight keyboard has up to 168 LED backlight modes and 7 color side lights. Press 'FN pause' to change the global backlight color, and support monochrome mode and RGB color mode. You can also adjust the brightness and speed of the backlight. You can create a custom backlight according to your preference. [metal panel and 108 key anti ghosting] - the keyboard panel is made of high-grade aluminum alloy. It is matte and durable enough to protect the mobile phone from scratch.