Namaste, To all this is me Rohan Barnwal welcome back with another video in this video I teach you how you can make your own Non Contact Door Bell it’s very simple to make and I hope you’ll love this !!!!! Things Required:- NodeMcu:- https://www.amazon.in/dp/B06XYRS6KC/ref=cm_sw_r_cp_apa_i_Ylv7Eb2EN6C3M Male To Female Wires:- https://www.amazon.in/dp/B073Q335BW/ref=cm_sw_r_cp_apa_i_pmv7EbZZJQ2FZContinue Reading