The SM1 Slim Mechanical Backlit Bluetooth Keyboard includes a variety of shortcuts for system controls, media, and keyboard functions.

System shortcuts:
Fn + Left Ctrl + Delete: Factory reset (clears all Bluetooth profiles)  
Fn + Delete: Lock screen (Mac only)  
Fn + ESC: Toggle between function keys (F1–F12) and media hotkeys  

Function and media controls:
F1 / F2: Adjust display brightness  
F3: Mission Control (Mac)  
F4: Spotlight Search (Mac)  
F5 / F6: Adjust keyboard backlight brightness  

F7 / F8 / F9: Media controls (Previous, Play/Pause, Next)  
F10 / F11 / F12: Volume controls (Mute, Volume Down, Volume Up)  

Additional functions:
Scissors key: Take screenshot  
Lightbulb key: Change backlight mode  
Press and hold the lightbulb key for 5 seconds to turn the backlight off  
Supports up to 14 backlight modes