Specifications: Colour: Black;  Video format: AVI;  Camera resolution: 1920x1080 30 frames/sec;  Camera resolution: 1920x1080;  Picture format: JPG;  Recording format: WAV;  Battery capacity: 200mAh;  Charging time: about 2 hours;  Photo/video mode: one-key recording, one-key recording, one-key photography;  Built-in memory: 4GB, 8GB, 16GB, 32GB;  Product size: 83.5x23x11mm;  Product weight: about 48.8g;     Features: Small professional video recorder, one-key video, video and audio synchronization, portable operation, video recording is more simple 1080P real ultra-clear video, large wide-angle lens, wide field of view, increase the visual range.  160° wide viewing angle, high-definition picture quality, natural, clear, and delicate.  Built-in time chip, the recording time of video recording files is synchronized with Beijing time, which is convenient to organize and can be used as a legal basis.  When the system detects a low battery, it will automatically save the file and then shut down to ensure that the recording and recording data are not lost.  Support OTG to connect to Android phones to play video recordings and view them at any time.  Intelligent loop recording, when the memory is full, the latest video file will automatically overwrite the oldest video file.  It can capture sounds from 80 meters away, record from a long distance, and you can record it when you hear them.  Automatically encrypt and save the data to prevent theft. You can't open the file without a password, so you can use it with more peace of mind.     Package Included:      1 x Recording Pen