Product size: height: 26 cm diameter: 18 cm. the product is made of glass. it is ceiling mounted. the products are 100% domestic production. the products go through many quality checks during the packaging phase and the best service is provided to our customers. it is a high quality and long-lasting product. you can take it out of the box and use it directly. Improved version for clearer understanding and better search visibility. Suitable for users seeking detailed and reliable product information.