It is really a great profitable machine. In the places of interst, there are so many wonderful veiws, and they are always so beautiful, so ecstatic. The tourists always want to watch the veiws clearer and anear the nature more, At such time, the binoculars of coin controller will be great helpful, it has a wide field of veiw. and it is coin controlled, very easy to operate. All the owner need to do is put it in a right place and take money.