Step 1: Components
555 Timer - IC used to provide time delays, as an oscillator as well as other applications.
Batteries - Stores chemical energy for transformation into electrical energy.
Capacitors - Used to store energy in an electric field.
LEDs - (Light-Emitting Diode) A semiconductor light source.
Resistors - Implements electrical resistance as a circuit element.
Voltage Regulator - Electrical regulator design to maintain constant voltage.
Wire - Metal strands used to carry electrical current.
Breadboard/Protoboard - Used for prototyping electronic circuits.
Fuse - Provides overcurrent protection to electronic devices.
Switch - Able to break electrical circuit.
Transistor - Semiconductor used to amplify and switch electronic signals.