Sonic Screwdriver

The Sonic Screwdriver is a fictional multifunctional tool used by the Doctor in the TV series "Doctor Who." It resembles a small, handheld device that emits a high-pitched sonic wave. The Sonic Screwdriver can perform various technical and scientific tasks, such as unlocking doors, repairing machinery, scanning environments, and analyzing data. Its versatility makes it an essential gadget for problem-solving and adventure, often replacing conventional tools. While it's a fictional device, it symbolizes advanced technology and ingenuity within the show's universe.