In this article we are going to discuss the top three most used models of nanny cameras so you can see what other people are buying and get a feel for what might work best for you. Of all the categories of hidden spy cameras, nanny cameras are by far the most popular. Perhaps that is just because people are familiar with the name.\nThe purpose of all spy cameras is to catch folks with their hand in the cookie jar, so to speak. So the purpose of all nanny cameras is to watch over your children and make sure that they are not abused. In the process, nanny cameras can act as security cameras for your home security or they can act as just regular spy cameras to catch people in acts of infidelity or thievery.\nThe most used nanny camera is this Alarm Clock Spy Camera. It is completely wireless, and uses 1 GB of memory every 20 minutes. It features motion activated or push button recording. It can be set to record audio only, but obviously it can record video too. It includes a 4 GB SD card that allows you to record for an hour and 20 minutes. A 32 GB micro SD card is available. A USB cable is included for computer connection and to recharge the battery. The remote control can work from as far as 60 feet away.\nThe second most used nanny camera are the inexpensive hidden camera clocks that feature a five megapixel camera that uses motion activated or push button recording to record up to 90 minutes of video. Some have built-in rechargeable lithium polymer batteries.\nAnd third on our list is an unusual cheap spy cameras that record audio and color video using motion activated recording. All video is time\/date stamped. A wall mount unit is included so you can put it literally anywhere.\nThose are the three most used nanny cameras-customers’ choices if you will.\nWhen you are looking for any kind of a spy camera, you want to choose something that has good video resolution and sound if it’s available. Not all nanny cameras have audio capability. But most of all, what you want to do is to pick a product that will fit into surroundings naturally-the more natural, the better. That way no one will suspect that they are being recorded.