Your Consolto widget will help your site-visitors reach you over Whatsapp or Facebook Messenger.
Once they hit the "send a whatsapp" button, your site-visitors will be redirected to either whatsapp-web (desktop) or their whatsapp app (mobile devices). They will see the message that you've entered and your number and once click the "Send", you'll receive the message on your whatsapp inbox.
A similar process will start when the site-visitor hits the facebook-messenger button:
They will be redirected to your facebook page's messenger tab.