20pcs/lot WY44EUA Unipolar Hall Element Switch Sensor DIP TO92 Mark: 44E Electric Motor Brushless Motor
https://www.vogueparade.com/shopping/EN/150412/1/1005003419995702/20pcslot-wy44eua-unipolar-hall-element-switch-sensor-dip-to92-mark-44e-electric-motor-brushless-motor//