how to conneet fan regulater/deemar with switch HD

hi friend aaj main apko is video me btaunga ki kaise app ghar par hi assani se regulater ko switch se conneet kar ke fan ko regulater/deemar se kam ya tej kar sakate hai auris wiring me aapko fan ka ek ware negetive or ek ware + yane positive / regulater ke ek point par regulater ka dusra ware ko hum switch par conneect kare ge ok...agur isme koi dekat ho to hame mass kar saktye h hum aapke help ke liye hhttps://youtu.be/mb8hxgTxI_si h our ager aapko video acha lage to like&share jarur kare our v isi traah ka video dekhne ke leye aap hamare channel ko subscribe jarur kare how to use dc tester at home https://youtu.be/msHrca1x7ho subscribe :- https://www.youtube.com/channel/UCORZ7px4CFsvWg7sRcL04_w smart electric board https://youtu.be/mb8hxgTxI_s