Cooling cell

The cooling cells were a part of the Eleventh Doctor's sonic screwdriver, located underneath the easy-grip handle and below the thermal insulation casing. (PROSE: The Visual Dictionary ^[+]Loading...{"page":"21","1":"The Visual Dictionary (2010 reference book)"}) In a guide about Time Lords, both annotated and improved by the Eleventh Doctor, he wrote in a section about gadgets that if the screwdriver was to be held it should be held by the handle, else risk burning the user's fingers. (PROSE: "Awesomely awesome gadgets" ^[+]Part of How to be a Time Lord, Loading...{"page":"136","namedep":"Awesomely awesome gadgets","1":"How to be a Time Lord (novel)"})

The cooling cells and the charging cells. (PROSE: The Visual Dictionary ^[+]Loading...{"page":"20-21","1":"The Visual Dictionary (2010 reference book)"})

History

See Eleventh Doctor's sonic screwdriver for general information about the screwdriver.

At some point during the Eleventh Doctor's travels with Clara Oswald, he began annotating and improving a guide about Time Lords. He added a section about the gadgets inside the TARDIS, advising any readers to hold the screwdriver by the handle. (PROSE: "Awesomely awesome gadgets" ^[+]Part of How to be a Time Lord, Loading...{"page":"136","namedep":"Awesomely awesome gadgets","1":"How to be a Time Lord (novel)"})

Behind the scenes

to be added