Led Christmas Tree Project Kit. A simple to build festive project supplied with comprehensive instructions.Contents:• 16x 2.2 5 mm Red LEDs• 4x 100 0.25 resistors• 4x 100 0.25 resistors• 2x 10 uF capacitors• 2x 22 uF capacitors• 4x NPN transistors• 1x miniature slide switch• 1x PP3 battery clip• 1x PCBRequirements:• Soldering iron• Solder• ""Helping hands"" (optional)• ""Solder sucker"" (optional)• Cutters• PP3 battery