Perfect for portable Arduinos, motors, solenoids, 12V LED strips, etc. An On/Off switch lets you control the power right at the source without unplugging. Batteries not included. Dimensions: 1127mm x 71mm x 19mm (5in x 2.8in x 0.76in). Attached lead + plug is 14cm/6in long. Weight (without batteries): 75g.
Build your own ambient-light addition for a monitor or media PC television with the Adalight project pack!. By running the Processing code on your computer, the halo of LEDs will follow the screen colors to provide an awesome ambient light display that adds pop to TV shows, movies or games! Works using open source Processing and Arduino - so it'll run on Mac, Windows or Linux computers!