Amazon.com: LEPOWER Metal Floor Lamp, Adjustable Architect Swing Arm Standing Floor Lamp with Heavy Duty Base, E26 Lamp Base, Modern Industrial Drawing Lamp with On/Off Switch for Living Room, Bedroom, Office :
TERTIAL Work lamp with LED bulb, dark gray - IKEA
Tertial - Ikea (how to setup) - YouTube
TERTIAL Work lamp with LED bulb yellow - IKEAPEDIA