It can be used for reading during long riding, plane travel, camping trips even computer light, music light or bedside lamp as well. The sturdy clip provides stable attachment to headboards, piano, desks, and crafting tables. Features -Color:Random color -Material:ABS,metal -Size: 25.40X9.00X6.00cm/9.98X3.54X2.36in -Battery: 3 x AA batteries(not included) -The usb lamp for piano is bright, which can meet your usage needs. Practical to use. -The portable music light can stand on the table with the base as a normal table lamp. -The led usb music light designed with flexible and adjustable arm allows you to adjust it as you like. -The clip on reading light provides comfortable and powerful light without harsh glare or shadows. -Suitable for various occasions. High brightness. Simple fashion, beautiful and practical. Package list: 1 x Lamp 1 x USB Cable