The Pushbullet - Send file Task allows you to send a file to any contact and/or your own device and/or channel.
Connection
Select an existing global Pushbullet Connection for storing connection credentials.
Body
The message associated with the file being sent.
Pushbullet - Send file > File filter sub tab
Use the standard File filter to select one or more files to send.
Pushbullet - Send File > Recipients sub tabs
With Pushbullet you can send to a Contact or a Channel. If you have selected a Connection these will refresh and you will be able to select on or more recipients.