Height: 5.75" – 12.25" Width: 18" Extension: 13.25" – 22.75" Backplate: 2.75" x 4.5" Rectangle Socket: 2 – E26 Keyless w/ Line Switch Wattage: 2 – 8 LED T10 Weight: 6 lbs. Requires Smaller Outlet Box | Portable: Switch on Cord 18" from Backplate