Using wkhtmltoimage from wkhtmltopdf -

i read in documentation wkhtmltoimage inside wkhtmltopdf, installed wkhtmltopdf using apt-get, because that's way dependencies working.

now can use wkhtmltopdf, when use wkhtmltoimage, keep getting command not found.

why so? how can use it?

i want able this:

wkhtmltoimage --width=750 'http://google.com/' test.jpg 

what wkhtmltopdf --version output you? versions apt-get can ancient. suggest download manually