How to Get Featured Product Collection in Magento 2?

<?php
/**
 * Mageplaza
 *
 * NOTICE OF LICENSE
 *
 * This source file is subject to the Mageplaza.com license that is
 * available through the world-wide-web at this URL:
 * https://www.mageplaza.com/LICENSE.txt
 *
 * DISCLAIMER
 *
 * Do not edit or add to this file if you wish to upgrade this extension to newer
 * version in the future.
 *
 * @category    Mageplaza
 * @package     Mageplaza_Productslider
 * @copyright   Copyright (c) Mageplaza (https://www.mageplaza.com/)
 * @license     https://www.mageplaza.com/LICENSE.txt
 */
namespace Mageplaza\Productslider\Block;
/**
 * Class FeaturedProducts
 * @package Mageplaza\Productslider\Block
 */
class FeaturedProducts extends AbstractSlider
{
    /**
     * get collection of feature products
     * @return mixed
     */
    public function getProductCollection()
    {
        $visibleProducts = $this->_catalogProductVisibility->getVisibleInCatalogIds();
        $collection = $this->_productCollectionFactory->create()->setVisibility($visibleProducts);
        $collection->addMinimalPrice()
            ->addFinalPrice()
            ->addTaxPercents()
            ->addAttributeToSelect('*')
            ->addStoreFilter($this->getStoreId())
            ->setPageSize($this->getProductsCount())
            ->addAttributeToFilter('is_featured', '1');
        return $collection;
    }
}

<?php
$collection = $block->getProductCollection();
foreach ($collection as $_product) {
    echo $product->getName() . ' - ' . $product->getProductUrl() . '<br />';
}