Featuring soft and non-dazzling light, the table lamp protects the eyes in a great extent. You can enjoy reading with the book light, which has three levels of brightness adjustment to take care of your eyes. With its miniature and compact size, it can be easily put into bags, backpacks, etc., which is convenient for traveling. It is constructed of ABS material. The length of this product is 20.5cm, the width is 4.8cm and the height is 1cm. It is suitable for school, home, office, dorm, etc. Item Name: Book Light Material: ABS Features: Rechargeable, Comfortable Vision, Energy-Saving Brightness: 4-level Adjustable Brightness: 23 Lumens Color Temperature: 6000K Number Of LEDs: 2 Battery Capacity: 130 mA Maximum Brightness Duration: Approximately 3-15 Hours Charging Time: Approximately 30 Minutes Size Details: L: 20.5cm/8.07", W: 4.8cm/1.89", H: 1cm/0.39" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Book Light