K&M 12270-BLACK Twin Head Gooseneck Music Lamp With Dual 4-LED & 3 x AAAnother highlight from Knig & Meyers range of lights. The exceptionally flexible goose neck allows the musician to choose either a focused beam or flat light. Each lamp head contains a pack with four LEDs, which can be switched on or off individually. The latest LED technology guarantees a bright source of light, long product life and minimal consumption of energy. The light is attached to surfaces with a maximum thickness of 25 mm using the clip.