Flexible 9 LEDs Clip-On Orchestra Music Stand Piano Lamp Light Adjustable 9-LED Clip-on Music Stand Lamp Light Powered by USB DC/AA Battery Description This music stand piano lamp is an excellent stage light for the performing musician. The clip-on LED piano and orchestra light features 9 LED lights, which provide a wide area of coverage. Easily adjustable, the sturdy and flexible gooseneck can be positioned in any direction to provide the optimal lighting for your scenario. Features: Nine light emitting diodes( LEDs) illuminate up to four pages of sheet music. Rugged, solid state lighting technology lasts up to 100,000hours 24 hours of battery life for continuous using on the low setting or 16 hours on the high setting (Low and High) Easy access power switch on bottom controls two brightness levels Strong and flexible gooseneck arm that moves in as many as directions as needed Sturdy clip attaches to music stand or sits freestanding Shade on back of lamp head directs more light on music and reduces glare towards audience Specifications: LED Lamp Width: 21cm Gooseneck Length: 24cm Clip Size: 8 x 5.5 cm Three Power options: 3 x AA batteries(NOT Included) AC adapter: Input: AC 100-240V, 50/60Hz, 0.1A; Output: 4-4.5V, 0.5A; USB device Package Included: 1 X LED Piano Lamp 1 X USB Cable 1 X AC Adapter£šUS Plug)