Box for motherboard pico itx bought in aliexpress, has a housing for a hard disk of 2.5 "

https://es.aliexpress.com/item/2015-New-J1800-motherboard-nano-itx-mainboard-2-usb3-0-Rs-232-com-port-2-Ethernet/32299215768.html?spm=a2g0s.9042311.0.0.jh0Zbx