D Description: This item has high brightness with a large lighting area, which can evenly distribute the light on your sheet music. The free and adjustable arm can be bent randomly, freely choosing the area to be illuminated. It can stand on the desk with the base as a regular desk lamp and can also be attached almost anywhere and at any angle with its non-slip clip. Suitable for music stands, pianos, orchestra pits, desks, tables, dark clubs, etc. It is portable and lightweight, so you can take it with you when traveling, it is easy to carry and can be powered. Feature: High brightness with a large lighting area, evenly distributes the light on your sheet music. The free and adjustable arm can be bent randomly, freely choosing the area to be illuminated It can stand on the desk with the base as a regular desk lamp and can also be attached almost anywhere and at any angle with its non-slip clip. Suitable for music stands, pianos, orchestra pits, desks, tables, dark clubs, etc. Portable and lightweight: take it with you when traveling, it is easy to carry and can be powered. Specification: Condition: 100% brand new Color: Black Type: (optional) 1# Lamp + USB cable 2# Lamp + USB cable + adapter Material: Plastic Metal Light source: 10 LED Battery type: 3 x AA batteries (not included) Input: AC 110-220V LED lamp width: Approx. 14cm Gooseneck length: Approx. 28cm Clamp size: Approx. 9*6cm/3.5