Heres a couple websites to find information about a lot of trail cameras.

http://www.chasingame.com/index.php?id=2

http://www.trailcampro.com/2010detectionzonetest.aspx

This is like the one I use --> http://www.chasingame.com/index.php?id=109
Mine looks a little different, and uses 4 C Cell batteries.

http://www.tasco.com/products/manual...M_web_rev5.pdf

This is the one I have.

I hope this helps you.