PNG ICO ICNS MORE
UI
Pixel
Fugue Icons
Traffic, light, exclamation
Black
16x16
Traffic, Minus, light
Traffic, pencil, light
plus, Traffic, light
DarkSlateGray
off, Traffic, light
light, Traffic
Computer & hardware
Photorealistic
A Space Odyssey
light, red, space
128x128
3D
Discovery
light, bulb
32x32
PNG MORE
Desktop apps
Free Applications Icons
Electric, shock, Energy
24x24
Bolt, weather, thunder
on, power, light
Crimson
Business & finance
Phuzion
switch, light, power
WhiteSmoke
Music & multimedia
Smooth
Soft Icons
tips, bulb, light
SandyBrown
Human o2
Idea, lamp, light
Office icons
light
Firebrick
48x48
light, bulb, Idea
DarkGray
BWPX
light, off
Silver
18x18
light, on
LightGray
Gnome icons
off, light
on, light
One bit
Idea, bulb, light
Goldenrod
Splashyfish
breadcrumb, separator, light
light, mail