Imemine 7" High Speed Surveillance Camera with Lens Brush Motion Detection Auto Object Tracking 2.0 Megapixel PTZ Ip Network Dome Security Camera 20x Optical Zoom Night Vision Smart auto object tracking function can follow subject and automatically zoom in to focus on the subject IP66 rated waterproof design, heavy-duty 7 aluminum housing, built-in smart temperature control, cooling fun and heat for wide range of temperature. 12pcs 3rd generation IR LED array for long range night vision distance, up to 180 meters, covering large view angle and provide longer life service It is a new design project with a lens brush, which provide higher images clearer and more smooth experience SONY high performance 1/2.8