No surveillance job is too big for the world's smallest 2.4GHz color camera! This unbelievably tiny camera is no bigger than a postage stamp and has the power to transmit, real-time, full-color video to any TV or VCR within 300 feet. It can be powered by an AC adapter OR a portable battery pack, so you can place this camera virtually anywhere! Hide it in a houseplant or air conditioning vent to make sure your nanny isn't mistreating the kids while you're away. Mount it in a mailbox to see who's been swiping your mail. Or place it in the kitchen cabinet near the candy stash to make sure your kids aren't secretly raiding it the applications are endless! Requires 4 AA batteries (sold separately).The camera transmits over the powerful 2.4GHz spectrum, making sure images arrive crystal clear -- even through walls and floors. Just set up the camera, connect the 2.4GHz receiver to the TV or VCR, and the system is up and running! The camera/transmitter comes with a receiver, two AC adapters (one for the camera, the other for the receiver), a battery pack and two RCA cables. The battery pack requires 4 AA batteries, which can power the camera for approximately 10 hours.