Soldering

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Across
  1. 2. This holds all of the components together
  2. 4. A loudspeaker
  3. 5. Will provide a steady 5V supply to your Pro Micro from your laptop/PC USB port
  4. 6. This switch has 3 pins
  5. 8. This emits light in dots or pixels
Down
  1. 1. A component that limits or regulates the flow of electrical current in an electronic circuit.
  2. 2. It holds the chip and supports it by giving it power
  3. 3. Used to store the electrical power
  4. 4. On-off switch
  5. 7. Emits light