Features: brand new and high quality High-quality Acoustic Bells: super long sustain, clear and beautiful tone, moderate volume and transparent without disturbing the people. Brass Glaze Sealing Process: The bell is made of high-quality brass, and the surface is polished and anti-oxidation treatment is more shiny. Simple Installation: There are two high-adsorption magnets on the back of the doorbell, which can be directly attached to the refrigerator door or iron door. The attached adhesive can be attached to the wooden door, which is firm and easy to clean without leaving traces. Installation Location: Near the door handle side. Since the copper bell makes a sound by shaking the copper ball and hitting it, you need to pay attention to the installation position to ensure that the door has enough power to the bell. Practical Decorations: It can be installed on refrigerator doors, classroom doors, bedroom doors, sliding doors, etc., simple and artistic. Specifications: Material: Wood Color: Walnut/Mahogany Size: Approx. 7x2x10cm/2.75x0.78x3.93inch Package Includes: 1x Doorbell note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.