The Reolink Altas B630 2K 4MP Wireless Battery Wi-Fi Security camera is a feature-packed and versatile surveillance solution - ideal for indoor and outdoor locations. Rechargeable security camera features Pre-Record technology - allowing you to "travel back in time". When a critical event triggers the camera to start recording, you'll get back up to 10 seconds of video from BEFORE the trigger - ensuring you catch important details like faces or license plates. 20,000mAh battery provides up to 540 days of battery life on a single charge (3X the capacity of standard cameras)! ColorX optics that let you see nighttime scenes in bright, vivid colors, without the need for a glaring spotlight. During the day, ColorX will correct for extreme shadows and highlights, exposing hidden details you would normally miss. 2K high definition (4-megapixel) resolution captures important activity in great detail. Person/Vehicle/Animal detection algorithms greatly reduce false alerts. Records locally to an SD card (up to 512GB - sold separate). Mount the camera to outdoor walls, ceilings, eaves or even trees. Perfect for home and business properties with reliable Wi-Fi. | Reolink | | Altas Series B630 2K 4MP Battery Security Camera Wireless WiFi with Pre-Record, ColorX, Long Battery Life | White | Best Buy