[Size]: 145x 173x 15mm (5.7x6.8inch), perfect for book, manga and the likes. [Full Book Page Light for Reading in Bed At Night]: This book light adopts a new lighting structure design, which is a panel/ board/ plate, and its entire clear transparent panel will light up when turn it on, being able to provide clear and warm light in the reading position that it covers! [Right Brightness]: Simply slide the light panel on the current page you are reading and the page will be "lighted" ,make the light directly in the page, downy light. Without stray light escaping to bother anyone else that near you. [Human Design]: Offers wide area flood/ spread lighting instead of traditional book lights that outputs spot/ focus lights. Maximize reduce eyestrain and portable and lightweight design. [Warm Tip]: There is a film over the item. which functions to protect the screen from scratching during shipping, tear the film you and the scratch will not be there.