1, Lithium battery and charger

2, Photo/video recording automatically

3, OSD menu and time display function

4, Night vision

5, Adopt high speed 64M flash, 2GB maximum capacity of SD Card.

6, Digital zoom function

7, With clock/date indicated function

8, High definition of 1 million pixels

10, Quick response as soon as you push the bell

11,250pcs photos built-in memory, video memory but needs Micro SD card

12,MMS and Motion Dections offer the higher security