Philips 66049 Gadwall Desk Lamp LED Base Clamp Enjoy flexibility with Philips Gadwall BaseClamp LED desklight with dual uses of clamp or base. Honeycomb lenses diffuse light that is even with less glare, while 4-level step dimming allows adjustability for a good reading atmosphere. 80% energy saving, compared to traditional light sources Built-in LED, as part of the system Tunable 2700-6500K