A Solid Anodizing Aluminum CNC Frame - Dream of turning your RK84 into a solid brick of aluminum? Now, RK84 Pro is rock-solid and ready for any setup. That is THREE MODES - Believe it or not, this is the first generation of RGB three-mode wireless keyboards on the market. Wireless mode with stable bluetooth 5.0, hassle-free 2.4Ghz dongle plus USB-C wired mode set no limits about your keyboard connection 84 Keys, Redefine TKL - The innovative 75% unique layout differs from traditional TKL keyboards, which cuts more clumsy space off while supporting the same functionality as practical arrow, multimedia and control keys. Hot-swappable Tactile Brown - Hot-swap PCB allows you to replace 3 pins/5 pins switches freely without soldering issue. Enjoy the fun of making your own unique keyboard High-capacity Battery - This keyboard is week-durable to 200 hours with nonstop using under backlight off status, fully charged requires only 6-7 hours RK ROYAL KLUDGE RK84 Wireless Bluetooth/2.4Ghz 80% RGB Mechanical Gaming Keyboard, Three Modes Connectable Keyboard with Hot-Swappable Tactile Brown Switch