Heat Shrink Pack leads you can use the "Serial

you can use the "Serial Monitor" feature in the Arduino IDE to communicate with the board and see any output from your code

The FTDI Friend is a tweaked out FTDI FT232RL chip adapter

and power modules for complete timer or counter builds

Pin26 - SPICS1

Heat Shrink Pack leads you can use the "SerialHeat shrink is the duct tape of electronics, it keeps your stuff all safe and kept together. Especially when wiring and soldering, use heat shrink to add mechanical strength to cables. We use this stuff all the time and having a zip lock bag of all the possible sizes is super handy. 2. 0mm,2. 5mm,3. 5mm,5. 0 mm,7. 0 mm,10. 0mm,13 mm 2: 1 shrink ratio High grade flexible polyolefin material UL approved Material: Polyolefin Shrinkage Ratio: 2: 1 (will