Multi-year retention time; supports super long time-lapse video. Time-lapse video viewer and creator. Download all recorded footage for offline viewing and processing. Low cost. Time-Lapse Video Usage Cases Construction project time-lapse, e.g. construction of a building, bridge, dam, ship, etc. A construction project may take 3 months to several years. Growing plants. It may take a few weeks to a few years. The time-lapse video can quickly tell how plants grow from a seed to big plants. Blossoming flowers. Changing seasons (of a city or mountain, etc.) Stars in the sky. View Time-Lapse Video with CameraFTP Viewer You can use CameraFTP Viewer app to view your time-lapse video online. CameraFTP has web browser based viewer and mobile viewer app for iOS. Please go to App Store to download CameraFTP Viewer apps.