Welcome to our store! 1. Durable Material: Made of strong acrylic material, this doorbell cover is durable, cold-resistant, and sun-proof, ensuring long-lasting protection for your doorbell. 2. Protection: Designed to reduce glare from the sun or streetlights, this cover provides optimal visibility and can withstand various weather conditions like rain and snow. 3. Important Diameter: The inner thickness is about 40mm/1.57 inches, with an inner size of about 230 x 130 x 80mm and an outer size of about 244 x 143 x 83mm. 4. Easy Installation: This cover can be easily installed using adhesive or screws (not included). Please measure the size of the installation position before installing the cover. 5. Usage: With its spacious interior, this cover is suitable for various access control and doorbell devices that meet the specified dimensions. Specification: - Item Type: Cover - Material: Acrylic - Thickness Inside: Approx. 40mm/1.57 inches - Inner Size: Approx. 230 x 130 x 80mm/9.06 x 5.12 x 3.15 inches - Outer Size: Approx. 244 x 143 x 83mm/9.61 x 5.63 x 3.27 inches - Usage: Suitable for access control and doorbell devices Package List: - 1 x Waterproof Cover 100% Satisfaction: Our customers are our top priority. If you encounter any issues with the product, such as damage or incorrect quantity, please contact the seller immediately. We strive to provide you with satisfactory after-sales service.