How to Use: 1. Press any group of G1 to G4 to enter the preset game backlight, all of which can be edited (except the WIN button and FN button), the function indicator flashes. 2. Then,press FN+HOME, the function indicator flashes and enter the recording mode. 3. Click the button you want to record, the LED light below the keycap will be on (press it again and go out). 4. Repeat step 3 to set other LEDs. 5. After the setting is completed, press FN+HOME again to save the recorded light. Function indicator stops flashing, return to normal working mode. 6. If you switch to the set game lighting mode, you only need to press the corresponding G mode button. Specification: Item Type: Mechanical Keyboard Material: Aluminium Alloy Model: Mk13 Color: Yellow Gray Function: Computer Keyboard Scope of Application: Computer Keyboard Connection Method: Wired Interface Type: USB Working Voltage: 4.5V to 5.5V Working Current: 200mA Frequency: 48Mhz Full Key Without Punch: Support Ergonomics: Support Backlight Color: Colorful Backlight Shaft Body: Linear Action, Alternate Action or Ergonomic Package List: 1 x Mechanical Keyboard 1 x Key Puller