Tri-mode connection with 2.4G wireless, USB-C wired and Bluetooth 5.0 for multi-device switch; Full hot swappable design, easy to change switches without soldering work; Pre-lubed Greywood switches offer smooth touch and pure creamy typing sound; Durable PBT keycaps, anti-oil anti-fade for long-term comfortable use; Rich customizable RGB backlight, create cool gaming and daily atmosphere