720p mini camera secret camcorder digital video audio recorder dv dvr for sport helmet car bicycle micro cam video camera

1. appearance size: 5.7 * 2.3 * 2.0cm
2. continuous recording time: about 10 hours (built-in battery) 3. maximum supported content: 32gb (one hour of video recording 3-4gb of card)
4. battery charging time: 3-5 hours, automatically save video after power off.
5. main functions: video, audio, recording while charging. 6. connected computer can be used as usb camera.
7. loop recording, tf card full memory will automatically delete the oldest video. re-record.
8. product comes with bracke.syi