The Teiber Lighting Craftmade MCT16V-02 16V 10W Transformer is a wired doorbell transformer designed for home use. It features a lighted functionality, making it easy to spot for guests and visitors. The package includes the transformer itself, ensuring a complete solution for upgrading your doorbell system. With the Teiber brand known for quality products, this transformer is a reliable choice for enhancing your home’s entryway.