Ebay backup cameras

Anyone here with any experience on these inexpensive backup cameras on ebay? How is the video quality? Size? Where did you mount it?

-Mike

 

do you have a link? is it just the camera? most likely will need a dvd deck to display it

 

I've got the video monitor to display. There are several on Ebay, just wondering if anyone has any experience with any of them. Seems like the name brands (Pioneer, Kenwood, JVC, etc.) are well over $100. While the ones on Ebay are less than 30. Just curious of the differences.

Here's a couple of them:
http://cgi.ebay.com/Night-Vision-Li...tion?hash=item3355b1c2f1&_trksid=p3286.c0.m14

http://cgi.ebay.com/ebaymotors/WATE...5fRVQ5fTrailerQ5fCamperQ5fPartsQ5fAccessories