Where to watch "The Batman" online free?

I'm talking about the one on Kids' WB and Cartoon network
I'm aware there are many different versions, the one I'm looking for
has this logo linked below

http://sharetv.org/images/the_batman-show.jpg

They use detectives named Yin and Ethan, if you recognize this version
can you help me out
I'm looking for at least season 2
I kind of found season 4 on guddugr8's YouTube channel. When I was
looking I found to much of Brave and the Bold..I want "The Batman" not
that haha