Equipped with 12 energy saving and durable LEDs, guarantees optimal music desk lighting. The re-designed light can now be operated with batteries or with a power supply. The brightness is adjusted using a variable dimmer switch. The flexible gooseneck ensures that the light is ideally positioned. A handy clip provides for easy attachment to all music desks with a thickness of 0.984". Includes a power supply with a 118.11" cord and 3 AA batteries.