The PlotWatcher Pro has the best battery life of time-lapse cameras, lasting up to 4 months on a set of 8 AA batteries. It can record up to 1 million images, and images are saved direct to video format with Tru-Video. Using the included GameFinder software with MotionSearch, you can review hours of video quickly and easily find frames in which movement is detected. Logest Battery Life: The PlotWatcher Pro operates on 4 or 8 AA batteries. A set of 8 AA batteries will last up to 4 months. That's 20 times longer than other time-lapse cameras. The PlotWatcher Pro also has an external power port. Tru-Video: The PlotWatcher Pro saves images directly to video format. Gamefinder Software: GameFinder video player software makes it a breeze to review your daily video files. Review them in forward or reverse at your choice of replay speed, or even scroll frame by frame for detailed review. Speed up the review process using the MotionSearch feature to skip to the next frame in which motion is observed. GameFinder software also allows you to easily build and share your own library of HD video clips and pictures. Features: 20-times more battery life (takes 8 -AA batteries Not included) - even more via an external power adapter; Tru-Video automatically compiles images in video format, making it much easier, quicker and enjoyable to review your files; 2.5" LCD on-board for camera setup, video aiming, and camera status messages; Start and stop the camera automatically based on the available light or by defining specific start and stop times based on the camera's clock; Accepts add-on telephoto and wide-angle lenses, available in the Day 6 Outdoors online store; Temperature and moon-phase info shown on each image; Uses SD card strorage (SD card not included) and saves video files in 1/2 of the memory space; Security cable ready.