1) Video files: 640 * 480 CIF, resolution ratio: 30frames/second. 

2) Video formats: AVI, recommended players: Storm, kmplayer, Mplayer and other multi-format supporting media players. 

3) Support Systems: windows98/me/2000/xp/2003/vista/Win 7/Mac OS/ Linux 

4) With 4GB TF card 

5) Working time: When it’s fully charged, it can be holding state for 20 days, or it can video continuously for about 4 hours, please fully charge the battery before use. 

6) Charge voltage: DC-5V