USB 2.0 interface for high speed transmission256G Micro-SD card is supported Loop video recording is supported Functional operations (1)Power on: Long press the power-on key and the blue light will light up. When there are cards after the blue light flashes once, it will always light up and enter the standby mode. When there is no card, after the blue light flashes for five times, it will automaticallyshut down. In standby mode when no function is used, the machine will be automati-cally closed after one minute (the machine will not be closed when WIFl is turned on (2)Photograph: In standby mode, short press the photograph key and the blue light will flash once to take a picture. The picture will be automatically saved and then the machine wilreturn to the standby mode. (3)Recording: In the standby mode, please press the recording key and the blue light will flash slowly to enter recording; then, short press the mode key again to stop recordingand return to the standby mode. (4)Infrared light: In the recording mode, long press the recording key to start the infrared light and the blue light will flash quickly. Then, long press the key again to turn off the Colour:black Material:plastic Package Contents: 1 x Camera 1 x Manual in Chinese and English 1 x USB cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. WiFi connection ensures live video transmissionSupport waterproof Picture mode: JPG 4032x3024 Video format: MP41920x1080P Tip:1. After the computer is connected to the machine, if the computer is not recognized, or the removable disk is not ejected after , please reset and reinsert once.2. It is recommended to use TF card reader to read video files directly for playback, and play them directly through USB connection Save the video file in the built-in memory of the machine, may be due to the amount of data is too large, the transmission can not keep up, and lead to playback is not smooth. Portable Wi-Fi recorder with compact shape. Six infrared lights, providing super night vision effect