Techno Source Micro Edition is a portable electronic keychain game that features the Rubik's Cube game in a compact, handheld size. It offers various challenges and levels to engage players, including a lightning-fast Light Speed mode. The game encourages players to improve their skills and conquer the cube by turning off lights quickly and accurately. The Micro Edition also tracks progress and rewards players with different sound effects and songs associated with each level, culminating in the goal of becoming a Cube Champion.