The length of the product is adjustable. product size: diameter: 24 cm case height: 10 cm height: 60 cm it is made of metal plastered case. it is coated with electrostatic powder paint. it creates a modern look in your homes and offices. :blackinterior color :blackmaterial: metal bulb is not included in our product. care / cleaning advice : it can be wiped with a damp micro fiber cloth. Improved version for clearer understanding and better search visibility. Suitable for users seeking detailed and reliable product information.