Card power can be video, free wiring, free video recorder! Power off the computer can take the card is inserted video playback! The camcorder is an easy to install, does not require a traditional analog cameras professional wiring, only need to provide power to the camera, there are intelligent video features such as auto-drop frame. Camcorder mainly contains the following sections: Lens (optional infrared sense), motherboard, light board (5V), chassis and USB cable, power cable and the backup battery, TF card, wire, screws, brochures, packaging . TF memory type integrated surveillance video recorders. When the blackout, at least 30 minutes to keep the video.