Adjustable Goosenecks 2 Dual Flexible Arms 4 LED Clip-on Light Lamp for Piano Music Stand Book Features: 2 Arms 4 LEDs Flexible Lamp. Ideal for Pianos, Music Stands, Schools, Dark Clubs, notebook or laptop, etc.. With 2 fully adjustable/ flexible goosenecks. Powered by 3 AAA Batteries (Not included) or USB Power Cable. Clipping or Freestanding. Four white LED light. As a bed reading light, you could adjust the flexible neck and position it properly,never disturb your family menber nearby Perfect for working as office lamps, reading lamps and study lamp for children, task lamp for architects and artist and bedside table lamps Specifications: Item Type: Desk Lamps Name: no Include a light bulb:yes Power Source: DC Voltage: Other Main Material: ABS Brightness adjustable:No Shade Type: Shadeless Light Source: LED Bulbs Style: Modern Material: ABS shell + metal Finish: Polished Chrome Features:LED Desk Table Lamp Color: Black,White Length:30.5cm Net weight:118g Package weight:138g Package content: 1x Flexible Lamp