Monitor an indoor or outdoor area with the Nest Cam 1080p Indoor/Outdoor Camera (Battery). This unit can be powered by a built-in rechargeable lithium-ion battery, or an included USB Type-A power adapter. It uses a 1/2.8" image sensor to capture 1080p resolution video at 30 fps. The camera features up to 20' of night vision, 130 diagonal field of view, two-way audio with noise cancellation, and motion detection.