PNG SVG MORE
Mixed
Pixel
8-Bit
electricity, charge, Bit
Black
512x512
PNG MORE
UI
Windows 8 Pack (Metro Style)
Idea
DarkSlateGray
26x26
IconSweets 2
light, Idea, Buld
40x40
Idea, Buld, Black & white
PNG ICO ICNS MORE
Computer & hardware
WooCons #1
on, bulb, hint
Gold
32x32
Desktop apps
Diagona Icons
Idea, Light bulb
Goldenrod
16x16
Tango
Dialog, Idea, Information