CBK New 9 LEDs Clip-On Orchestra Music Stand Flexible LED W/Adapter Lamp Light Brand new, never been used. Style: Clip-On Music Stand LED Light. Nine bright LED with 10 million hours life time; Flexible gooseneck allows for precise light adjustment; Large music stand lamp with 9 LEDs 2 brightness settings. Strong clamp to attach to stands Powered By:3 x AA Batteries Or AC Adapter (No AA Batteries included in the package. )