The Bea 10Spotfinder Active Infrared Spot Finder is a lightweight, compact door hardware component designed for electromagnetic locking systems. With a smart home protocol of infrared, this product by BeA is easy to install and effectively helps secure your home with its spotfinder feature. The product does not come with a battery included, making it convenient for users who already have the necessary components. Made with quality materials and efficient design, this spot finder is a reliable and practical addition to your home security system.