This clip-on book light offers a light, higher for reading, work, hobbies or other activities. The design features of an effective and long lasting LED bulbs that make reading and other tasks easier. Lightweight and portable, the model also features a gooseneck arm. Expandable tabs on the base you can set the light on a desk or table. Lodging Black finish. Includes three AA batteries. On-off based on the clip. Includes three AA batteries. 9 "gooseneck arm. 4" wide base. 4 "wide light above.