This mini DV supports circulating recording, you don't need to delete previous videos. When a moving target appears in the monitoring area, the video recorder will automatically record.

Features:
Compact design, support motion detection.
Built-in lithium battery supports sustainable camera whose duration is up to 100 minutes.
Suitable for all occasions such as having lessons, meeting, taking part in concert, and interviewing and so on.
Lightweight and easy to carry, this mini DV supports memory card (not included).
720P high definition pixel and 90° wide angle lens.

Specifications:
Color: black, red, blue (optional)
Type: A, B (optional)
Material: metal
Video format: AVI
Video coding: M-JPEG
Video frame rate: 30 fps
Player software: operating system or bring the mainstream video player software
Picture format: JPG
Image proportion: 4 : 3
Support system: compatible with Windows me/2000/xp/2003/vista, for Macos, for Linux
Battery: 3.7V, 200mAh
Working time: about 100 minutes
Interface type: mini 8Pin USB
Memory: 32GB (not included)
Item weight: 20g / 0.71ounce
Item size: 23 * 23 * 23mm / 0.91* 0.91 * 0.91in
Package weight: 70g / 2.47ounce
Package size: 96 * 93 * 36mm / 3.78 * 3.66 * 1.42in

Note:
Please notice that this product do NOT includes memory card.

Packing List:
1 * Mini DV
1 * Manual
1 * Clip
1 * USB Cable
1 * Camera Mount