Doctor Who has always embraced a wide array of sci-fi technology. The Doctor's time machine, the TARDIS, is one of the series' most striking examples, while the trusty sonic screwdriver rules the world of gadgets. However, there are a variety of other handy devices and strange contraptions that the Doctor has relied on through the years.
Source:https://www.cbr.com/best-doctor-who-gadgets-not-sonic-screwdriver/