In this day and age it is easy to find several varieties of tiny spy cameras. They are used for many tasks, including personal and vehicle security. Some spy cameras are so small they can be concealed in the palm of your hand. Others are all-in-one models incorporating DVR recorders. Many are voice or motion activated.
Spy Camera Technology
Taking pictures or videos of people in a covert or secret manner is far easier with today’s tiny devices. Spy cameras gained popularity during World War II, but no one ever dreamed they would someday be as small as sticks of gum or ping pong balls. Development achievements of small spy cameras include nanny cams to monitor activities of suspects.