The KEEN Home Smart Vent 6"x12" SV01-612-MP-1.4, Model # SV01-612-PP-1.0, is a smartphone-controlled air vent designed to connect with existing smart home systems. This vent is perfect for managing heating, cooling, and air circulation in a room. The product is made in China and features a quiet, aerodynamic louver system, embedded temperature and pressure sensors, a stylish herringbone-pattern faceplate, advanced algorithmic control systems to enhance battery life, and an integrated wireless connection. With its size of 6"x12", this Smart Vent is an excellent option for maintaining a comfortable environment in your smart home. 

Requirements for installation include: 

This gently pre-owned example appears to be in open-box condition, though the original four AA batteries included required fresh replacements.