In the recent series the Doctor's primary 'gadgets' are:
* Sonic screwdriver * Psychic paper * Fob watch
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Imran Khan
You can find some on eBay, as well as on other online sale sites. DON'T EXPECT the screwdriver to work as in the television series; Doctor Who, and much of the technology used there, is fictitious.
Batman's gadgets are his personal arsenal of unexpected and instantly neutralizing martial weaponry
That technology is taking the place of human interaction
Batman doesn't have any powers. He is a master of Martial Arts and the world's greatest detective. He is also billionaire Bruce Wayne giving him the funding he needs for his high-tech gadgets.