Though flight distance is only 50 meters the camera can extend the usefullness of that distance. This might be a good tool to see what's going on in a distant or obscured area of your property, or to check on a neighbor if you've worked out that kind of arrangement. See the video below to get an idea of the kind of pictures you'll get.
This one is even cheaper and has great reviews:
Hubsan X4 Quad Copter with Camera