How to Use: Plug and play, FN+Q=2.4G mode. FN+W mode switch. FN+E/R/T= mode channel switching, FN+Y=wired mode. Light mode description: FN+, |=light effect switching, FN?{=light speed slow, FN+}=light speed fast, FN+;:=light brightness reduction, FN+'=light brightness increase,FN+TAB=light color Switch Button in the upper right corner: The first one: One key to mute, then press to turn on. The second one: one key to turn off the light, then press to turn it on. Third: Long press for 5s to restore factory settings. Rotation button: Press and hold down for 5 seconds to switch between volume adjustment and light brightness adjustment. The clockwise direction is volume+/brightness+; the counterclockwise direction is volume-/brightness-. Specification: Item Type: Mechanical Keyboard Material: ABS Color: Black Connection Mode: Support Wireless 2.4G, BT 3.0, BT 5.0, Type C Wired Lighting: RGB Multiple Lighting Modes Key Conflict: N Key Rollover Battery Capacity: Built in 1800mAh Lithium Battery (Included) Ergonomics: Support Working Voltage: 5V DC Working Current: 300mA (.) Standby Current: 0.5mA Compatible Systems:For Win2000, for Win ME,for Win XP,for Win Vista,for Win 7, for HarmonyOS, for Win 8,for Win 10,for Android,for OS X and Other Systems Package List: 1 x Mechanical Keyboard1 x Key Puller 1 x Adapter 1 x Data Line Note: Shipped with built in battery.

WIDE COMPATIBILITY: Three modes mechanical keyboard is compatible with for Win2000, for Win ME,for Win XP,for Win Vista,for Win 7, for HarmonyOS, for Win 8,for Win 10,for Android,for OS X and Other Systems. RGB DYNAMIC BACKLIGHT: 68 keys mechanical keyboard cool and colorful lights can be switched at will, the light speed and brightness can be adjusted as you like, the keycaps are transparent and very cool. 68 KEYS: The optimized 68 keys layout still retains the functions of a complete keyboard, streamlines the size, does not reduce the functions, and makes it easy to carry. 1800MAH BATTERY: Built in 1800mAh high capacity battery, long lasting battery life, can be charged at the same time when wired connection, full button no impact,quick response, quick operation. THREE MODES KEYBOARD: Mechanical keyboard adopts three modes connection, supports wireless 2.4G, BT 3.0,BT 5.0, Type c wired three modes, and the separation of key lines is more convenient.