Nice on/off button
Detail _twowheels+: Buttons
Check Mark #Design #UI #UX
Icons and colours
Blue button / #ui
iTunes Inspired UI Kit - http://grapehic.com/itunes-inspired-ui-kit/photoshop/psd
Interesting skeuomorphic knobs/buttons that can make the jump from digital to tangible.
Statistics app icon by Edward Northwood, via Behance
Dashboard - User Interface Template by Florin Constantin, via Behance
iOS Icon Design - Doors by Dash Love the way it SEEMS to break out of the limits of the icon, but doesn't
Free PSD light UI controls including a knob and some horizontal and vertical sliders with realistic shadows. Created by Dart 117.