Spy Finder® is a super easy to use compact battery powered device allowing visual detection of any hidden or spy camera. The Spy Finder can even detect cameras that are not even powered on or in operation. It detects wireless and wired cameras by looking through the viewing port and scanning any room looking for a powerful from the iris of ANY camera lens. The reflection is strong and easy to locate. Small, light and portable you can take it with you everywhere, dressing rooms, hotels, home, office or restrooms.