As long as the vehicle fitted with it, you can easily record on your way of moving scenery. 
Moreover, it can take all kinds of traffic accidents to be used as evidence of the exercise.

Specifications:
1. Built-in 1.3M pixels high resolution camera.
2. Built with 2.5" TFT color monitor
3. AVI compression format
4. Recording resolution: 640 *480 PIXELS
5. Recording time: If you set in the highest resolution, 2GB SD card can records about 1 hour.
6. Recording frame rate: 30 fps.
7. Recording mode: automatic records when car power is on.
8. Built-in microphone.
9. Support motion detect
10. Circular records automatically, over-write if memory is full.
11. Supports Max. 64GB SD card (the card is not included )
12. Car cigarette lighter power supply, easy installation.
After car power is off, Li-ion battery will provide power to prevent video files loosing.
Battery recording time about 5 hours.
13. Working voltage/current: DC 5V/400mA.
14. Interface: HDMI & USB2.0
15. Function: taking photo, recording video and audio, TV OUT
Package:
> Portable car DVR
> Camera holder
> Car charger
> USB cable
> User manual