keyboard shortcuts 1.Fn+ESC:Backlight Mode Switch(Always-on,Lighting,Breathing,Close) 2.Fn+F1:Backlight Color Switch(red,purple,blue,green,cyan,orange,white,colorful) 3.Fn+F2:My Computer 4.Fn+F3:E-mail 5.Fn+F4:Homepage 6.Fn+F5:Music Player 7.Fn+F6:Play/Pause 8.Fn+F7:Stop 9.Fn+F8:Previous Song 10.Fn+F9:Next Song 11.Fn+F10:VOL+ 12.Fn+F11:VOL- 13.Fn+F12:Mute 14.Fn+↓:Brightness Weakened 15.Fn+↑:Brightness Strengthening Product Description: Laser-engraved keys 8 switchable backlight colors (red,purple,blue,green,cyan,orange,white,colorful) 3 LED brightness levels (100%-60%-30%-OFF) 104 standard keys,22 non-conflict keys,12 multimedia keys WIN keys can be disabled when gaming Technical specifications: Connector: USB Cable: 1.8m Fiber braided cable LED backlit color: Choose between 8 colors Keyboard Size: 44.6cm*13.6cm*3.6cm Keyboard Weight: 800+-5g Multimedia keys: 12 Switch life:10 million times Compatibility: Windows 8 / Windows 7 / Windows Vista /Windows XP / Mac OS X Package contents: 1 x K725 Keyboard Note: The water-proof function of the keyboard does not mean that you can soak it into water, and there is no such keyboard that still works under water on the market. Water-proof describes objects relatively unaffected by water if the users spill some water on the surface accidently in daily life