Uses 150W 3-way bulb (not included) . Base made of metal and polyresin material . Nylon material shade . Antique Brass finish . Shade: 18 in. L x 18 in. W x 11 in. H (12 lbs.) . 18 in. L x 18 in. W x 31 in. H (12 lbs.) This lamp mimics the essences of Victorian styling. The built in night light adds to the functionality of this piece. Use a three way bulb to multiply the functions of lamp, night light or combination