Glassdoor

function clickSequentially(elements, intervalMin, intervalMax) {
  let index = 0;

  function clickElement() {
    if (index < elements.length) {
      elements[index].click();
      index++;

      const randomInterval = Math.floor(Math.random() * (intervalMax - intervalMin + 1) + intervalMin);

      setTimeout(clickElement, randomInterval * 1000);
    }
  }

  clickElement();
}

const elements = jQuery('.review-details__review-details-module__helpfulButton');
clickSequentially(elements, 2, 5);