Build a computer desk lamp or ornament using this simple board. This kit features a colour changing LED that slowly cycles through a range of colours, powered by a USB port with an onboard on/off switch. Colour Changing USB Lamp Kit. LED slowly cycles through multiple colours. USB powered with on board power switch. Includes USB Power Cable, PCB Mount Slide Switch, Colour Changing LED, Zero Ω Resistor, and USB Lamp PCB. Compact PCB dimensions: 44mm length x 16.5mm width. Requires soldering for assembly. This kit is also available in a white LED version.Contents: 1 x USB Power Cable, 1m 1 x PCB Mount Slide Switch 1 x Colour Changing (Rainbow) LED 1 x Zero Ω Resistor 1 x USB Lamp PCB Technical Specifications: PCB Length: 44 mm PCB Width: 16 mm PCB Component Count: 4 Nominal Voltage: 5 V Voltage Range: 4 V - 5.5 V Maximum Current at Nominal Voltage: 67 mA Requires Additional Tools: Pliers, Soldering Iron, Solder, Wire Cutters, Wire StrippersResources: Build Instructions (PDF), Teaching Resources (PDF), Autodesk Files, 3D CAD Files, Autodesk Information