https://www.electrodragon.com/product/5v-4-phase-5-wire-stepper-motor-gear-motor-28byj-48-5v/

  • legacy wiki page 1 - https://w.electrodragon.com/w/28BJY-48
  • legacy wiki page 2 - https://w.electrodragon.com/w/Category:Stepper

Specs

Wiring

ref