Epson Perfection V500 - Manual (Page 167)

Select the e-mail program you use in the Select E-mail Application list.
If you want to resize your image, choose an option under Select Photo Size.
Note:
The box at the bottom of the window displays information about the image file(s)
you are attaching to the e-mail message.
Click OK. Your e-mail program is opened and any scanned images you selected are
attached to a new e-mail message. (See your e-mail program Help if you need instructions
on sending your e-mail message.)