How to build SIMPLEST motorized camera dolly

This is first video in series where I’ll build homemade studio equipment for making better video content. There will be more series like homemade lab equipment, high voltage stuff, reviews, tutorials etc..
In this video i built camera dolly with simplest circuit.

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Circuit diagram: http://www.inspired-studio.com/schema...


 Here are the main components i used for this build:
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PWM Motor Speed Controller: https://www.aliexpress.com/item/32963...
n20 motors: https://www.aliexpress.com/item/40009...
Battery holder: https://www.aliexpress.com/item/32964...
Slide Switch: https://www.aliexpress.com/item/32994...

There rest was from scrap and stuff i had laing around: wheels, plexiglass, aluminium profile, wires nuts and bolts.
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All videos are shot using smartphone Xiaomi mi k20/t9.


 Thank you for your view, i hope you liked my video and learned something new! Feel free to share, comment, like and subscribe:)