Element Scroll Down doesn't work correctly on this page

Element Scroll Down doesn't work correctly on this page. Can someone help me?
https://shop.mango.com/mx/mujer/bolsos_c18162733

{"_id":"mango","startUrl":["https://shop.mango.com/mx/mujer/bolsos_c18162733"],"selectors":[{"id":"producto","type":"SelectorElementScroll","parentSelectors":["_root"],"selector":"#page1 div._2V18g","multiple":false,"delay":2000},{"id":"nombre","type":"SelectorText","parentSelectors":["producto"],"selector":"span._1P8s4","multiple":false,"regex":"","delay":0},{"id":"marca","type":"SelectorText","parentSelectors":["producto"],"selector":"span.OVl-P","multiple":false,"regex":"","delay":0},{"id":"precio_act","type":"SelectorText","parentSelectors":["producto"],"selector":"span.B16Le","multiple":false,"regex":"","delay":0}]}

Your scraper structure looks OK but your scroller selector is too specific - #page1 div._2V18g

It will fail when the 5-char code changes or the page changes. Try changing it to:
li[id^="product-key-id"]

thank you!! Where can I learn more about finding elements using
regular expressions?