PNG ICO ICNS MORE
Business & finance
3D
FRESH Add-on
Cloud, weather, lightning
Black
256x256
Cloud, lightning
PNG MORE
Mixed
Pixel
IconSweets 2
lightning, Factory, power
40x40
power, lightning
Glyph
Wireframe mono icons
Energy, power, lightning
48x48
UI
Token
Winamp, lightning
128x128
lightning
Desktop apps
Smooth
Farm-fresh
Application, lightning
32x32
Add, lightning
delete, lightning
Go, lightning
lightning, script
Ultimate Gnome
weather, power, lightning
weather, Storm, lightning
Free Applications Icons
Electric, shock, Energy
24x24
Bolt, weather, thunder
Weather
Sticker Weather
weather, Cloud, lightning
Nuvola
power, lightning, Folder