PNG ICO ICNS MORE
UI
Flat
Metro UI Icon Set
power, sleep
Indigo
512x512
PNG MORE
Glyph
Windows 8 icons
sleep
DarkSlateGray
26x26
3D
Pulse Pack
sleep, prolonged, mode
Black
sleep, mode
Pixel
Windows 8 Pack (Metro Style)
Fugue Icons
smiley, sleep
SandyBrown
16x16