He holds in his hand the wand of power from above (spirit) connecting with the downward hand of power in the physical world. "As above so below" which basically means what we feel and believe internally, manifests outwardly.
The figure of eight, infinity sign or lemniscate represents the harmonious interaction of emotions and thoughts and it is the symbol of eternity.
The ouroborous around his waist is the symbol of the snake eating its tail and is the symbol of cycles beginning and ending. When one cycle ends, a new one begins - eternally.
The Magician is closely associated with the planet Mercury; communication and logical reasoning.
He wears a red cloak and the colour red signifies willpower, passion, action, optimism and courage. His white dress represents new intellectual frontiers an protection.
The Magician asks "Am I realising my full potential?", "I have all the knowledge within me, to manifest my own destiny" "I have the power".