$res = CIBlockElement::GetList(
	array('rand' => 'asc'),
	array(
		'IBLOCK_ID' => 1,
		'ACTIVE' => 'Y',
		'SECTION_GLOBAL_ACTIVE' => 'Y'
	),
	false,
	array('nTopCount' => 5, 'iNumPage' => 2, 'nPageSize' => 10, 'nElementID' => 115),
	array(
		'*',
		'PROPERTY_*',
		'CATALOG_GROUP_1'
	)
);
while ($item = $res->GetNext()) {
	echo "<pre>"; var_dump($item["NAME"]); echo "</pre>";
	// echo "<pre>"; var_dump($item["CATALOG_PRICE_1"]); echo "</pre>";
	// echo "<pre>"; var_dump($item["CATALOG_CURRENCY_1"]); echo "</pre>";
}