Ultronics Foldable book lamp is the one your study desk needs! The book lamp has the ability to sit straight when stretch at 180 degrees. On top of the book is a unique, beautifully crafted wooden finish that gives your desk a warm and soothing look.
You can simply charge for 3 hours to give you a back up of 6 hours approx.
Other technical specifications are:
Size of Book: 4*3 Inches
Material: PVC + ABS + Paper
Charge Time: 3 Hours
Battery Backup: 3 to 6 hours
Brightness: 120 Lumens
Battery Capacity: 3.7V 240mah