All printing is done without support.
Wiring is very simple, but the switch terminals need to be bent over in order for the switch to fit in the niche. Fan blade .gcode makes a filament change so that the outside ring will be a different color (as in the photos).
motor is: https://www.amazon.com/gp/product/B07Q44YYKG/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1
battery is: https://www.amazon.com/dp/B083VRD7CX?ref=ppx_yo2ov_dt_b_product_details&th=1
Switch is: https://www.amazon.com/gp/product/B08R5PLDBP/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&th=1
The author remixed this model.
Second improvement. In addition to the battery base, this version adds a new prop design and improvements in the wire access for ease of assembly