Officially Licensed BBC Doctor Who Peter Capaldi's 12th Doctor Sonic Screwdriver Flash Light. When you're travelling through eternal time and endless space, it helps to have a tool you can count on. And for everyone's favorite Time Lord, Doctor Who, that tool is the Sonic Screwdriver.The Doctor has carried many Sonic Screwdrivers of various designs throughout his lifetimes, but now he's upgraded to a brand new model of the ultimate gadget! Requires 3 x LR44 Batteries (Included). Measures: 11" long. Ages: 6+