Littlite's LED-18 is an 18" Gooseneck light featuring a flat surface mounting base, and three position rotary switch. The switch adjusts the light to off/red-only/white+red. 398 Lux Output and is the latest GEN V design. Includes the latest transformer. For a weighted base to turn it into a desk type light, please pick the CWB cast base, or LWB machined base.