The Foscam B4 battery-operated camera with a resolution of 4 MP delivers video recordings with a resolution of up to 2560 x 1440 pixels at 20 frames per second (fps). It enhances the precision and detail accuracy of security footage, allowing important information, such as facial features, to be recognized and captured more effectively. In addition to key features like motion and sound detection, the Foscam B4 also includes PIR human detection, capable of distinguishing people from other moving objects and sending an alert. The battery remains fully charged with the Foscam solar panel. Included in the package are a 5000 mAh battery (2 pieces of 18650 batteries) and a solar module. The Foscam B4 is completely wireless and does not require power outlets or extension cords, as it operates on a solar energy system supported by a rechargeable internal battery. The Foscam B4 is a battery-operated Wi-Fi surveillance camera equipped with powerful spotlights that enable vibrant images both day and night. With a total of 4 spotlights and 4 infrared LEDs, the camera has a night vision range of up to 10 meters and can also capture color images in the dark. The Foscam B4 features a built-in microphone and speaker, supporting real-time two-way audio. This allows you to communicate with your guests and deter unwanted visitors, no matter where you are. It offers a horizontal rotation of 350° and a vertical rotation of 90°, covering almost a 360° field of view without blind spots. The Foscam Mobile App is the ideal solution for viewing live feeds, talking and listening through the battery-operated camera, receiving instant alerts on your smartphone, and much more.