1pcs Micro Mini 18mm Square 020 DC Motor 3V 4.5V 6V 9V 12V 10000-40000RPM High Speed Electric motor 1.5mm Shaft DIY Slot car
https://www.vogueparade.com/shopping/EN/5/1/1005001646922870/1pcs-micro-mini-18mm-square-020-dc-motor-3v-45v-6v-9v-12v-10000-40000rpm-high-speed-electric-motor-15mm-shaft-diy-slot-car//