Gadget to get rid of bad habits? (6)

I believe the answer is:

device

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'gadget' is the definition.
(I've seen this in another clue)

'rid of bad habits?' is the wordplay.
'rid of' becomes 'de' (I am not sure about this - if you are sure you should believe this answer much more).
'bad habits?' becomes 'vice' (I've seen this before).
'de'+'vice'='DEVICE'

'to get' acts as a link.

Can you help me to learn more?

(Other definitions for device that I've seen before include "Plan - emblem" , "Specialised piece of equipment or tool" , "Scheme for achieving something, or a trick" , "Contraption or artifice" , "Contrivance; scheme" .)

I've seen this clue in The Irish Independent.

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