Elep

<?xml version="1.0" encoding="utf-8"?>
<form>
    <fieldset name="general">
		<field name="operator" type="comparator"/>
        <field name="value" type="tfinputrepeater" 
            class="tf-auto-width-columns"
            label="NR_CART_CONTAINS_PRODUCTS"
            description="NR_CART_CONTAINS_PRODUCTS_DESC">
            <form>
                <field name="value" type="virtuemartcomponentitems" 
                    label="NR_CART_CONTAINS_PRODUCTS" 
                    description="NR_SELECT_PRODUCT"
                    column_id="virtuemart_product_id"
                    column_title="product_name"
                    column_state="p.published"
                    join="#__virtuemart_products as p ON i.virtuemart_product_id = p.virtuemart_product_id"
                    searchPlaceholder="NR_SEARCH_PRODUCTS"
                />
                <field name="params" hiddenLabel="true" type="TFEcommRangeField" prefixLabel="NR_AND_QUANTITY_IS_LC" showIsAnyOption="true" />
            </form>
        </field>
    </fieldset>
</form>