Features: Power on - Video Record: Long press the button 2 seconds then release the button, the indicator light will turn on, the camera will enter the TF card recognition state. In standby state, press the button 1 time to start video recording. In the video recording process, the indicator will flash slowly to indicate that the video is in progress. Take Photos - In standby state, continuously short press the button twice, the indicator flashes once, and a photo is taken successfully and saved to TF card. Time Modification - In the root directory of TF card will appear a 'time' file, the content is: 2015-05-01 23:59:59. Users can modify the date and time according to this format and save the file. Reboot the video, the time will be calculated in new time. This camera which disguised in a normal USB stick, so no one will know that you're recording. Built with high performance lens, can record full 1280*960P HD.video and audio, capturing faces clearly. Specification: Video Resolution: 1280*960P Photographic Resolution: 1600*1200P Recording Time: 40 minutes LED Instructions: No Card: LED flash 3 times before shutdown Card Full of Capacity: LED flash 6 times before shutdown Standby: LED long bright Recording: LED slow flash Low power: LED flickers three times in a specific way and then shuts down Charging: The LED slow flash indicates that the charging is in progress, and the indicator lights on when full. Color: Black Size: 5 * 2.1 * 1.1cm/2.0 * 0.8 * 0.4inch Package list: 1 * USB Drive Camera 1 * User Manual 1、Power on - Video Record: Long press the button 2 seconds then release the button, the indicator light will turn on, the camera will enter the TF card recognition state. 2、In standby state, press the button 1 time to start video recording. In the video recording process, the indicator will flash slowly to indicate that the video is in progress. 3、Take Photos - In standby state, continuously short press the button twice, the indicator flashes once, and a photo is taken successfully and saved to TF card. 4、Time Modification - In the root directory of TF card will appear a 'time' file, the content is: 2015-05-01 23:59:59. Users can modify the date and time according to this format and save the file. Reboot the video, the time will be calculated in new time. 5、Built with high performance lens, can record full 1280*960P HD.video and audio, capturing faces clearly.