In plugin config, you have multiple functions available at bottom of page (plugin setup).
<?php if(function_exists('wac_web_chat_button')) { wac_web_chat_button(); } ?>
<?php if(function_exists('wac_item_chat_button')) { wac_item_chat_button($item_id = NULL); } ?>
<?php if(function_exists('wac_get_views')) { echo wac_get_views($item_id); } ?>
<?php if(function_exists('wac_get_clicks')) { echo wac_get_clicks($item_id); } ?>