Fixes to your windscreen to record your journey Records on to SD card sold separately up to 2GB capacity 1.3 megapixel CMOS camera records in AVI format for easy playback Capture intervals can be set to between 2-3 seconds & 3 minutes Stores up to 9 hours of video on 1GB SD card or 18 hours on 2GB SD card at three second recording intervals Powered by 2 x AAA batteries supplied or DC 12V charger supplied Batteries provide around 4 hours continuous product use when recording at three second intervals Supplied complete with software for playback & configuration Quick & simple installation of this in-card SD Journey Recorder gives you the ability to record the road ahead. Not only is this for purposes involving RTAs but can have pleasurable experiences providing video of memorable car journeys whilst on holiday or when visiting places on a day out. It too can be used in security applications in the home providing valuable coverage of certain areas in the home or office.