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. our delivery time is 1-3 business days. your orders are usually shipped on the same day. Improved version for clearer understanding and better search visibility. Suitable for users seeking detailed and reliable product information.