самоде́лка

nounfeminineinanimatecountable

1.
homemade item, home-made product, DIY item
Э́то не заводской прибо́р, а самоде́лка.
This isn't a factory-made device but a homemade one.
Colloquial; refers to the object itself, often contrasted with a factory-made one.

Examples

Он собрал радио своими руками, получилась отличная самоделка.
He built a radio himself, and it turned out to be an excellent homemade creation.
На выставке было много интересных самоделок.
There were many interesting homemade creations at the exhibition.
Эта лампа — настоящая самоделка.
This lamp is a real homemade creation.