Thinking I and II are unique product concepts. The same fixture can be mounted on the wall, or used as a table lamp. Thinking I includes four beautiful interchangeable screen designs, and Thinking II includes five different screen designs. Customized screen designs available. When used as a wall sconce.ADA compliant. Table Lamp / Wall Sconce THINKING II - Series 504. All mounting hardware included to convert fixture from table lamp to wall sconce. Includes 5 interchangeable screen designs.