BYB E-418 Multipurpose Gooseneck 20-LED Reading Light Clip-on Book LED Lamp for Bed & Music Stand Light with Touch-sensitive Dimmable Control and Built-in Battery for Uninterrupted Read SUPER BRIGHT 20 LED bulbs can provide 6 hours uninterrupted cool white light to cover Both Pages of a book, you dont need to move your arms ! Gently long press the switch to dim brightness so you will not to disturb your bed mate or fellow traveler while read your favorite novel. Its also ideal for your keyboard, tablet or desk. FLEXIBLE GOOSENECK gives you the pleasure of reading angle and turning pages without having to readjust light, the 14 arm is long enough to attach the clip on the music stand and set the head over the musical score to light up both pages without shadow. COMPACT AND PORTABLE. It truly is a multipurpose light for so many things. Clips to Your Hard Cover Books, Sheet Music Stand, Craft Table, Work Bench, Bed Headboard (maximum 1 inch in thickness) or Laptop. Can you think of one that you would use it for? Easily Bends to Compact Position for Storage, Extra Strong Clip Grips Almost Anything. NO MORE WASTING ON BUYING BATTERIES, It has a built-in 1000mAh lithium rechargeable battery that will last years and will charge when you use the light powered by USB device or the included AC adapter. Only Charging 2 hours, You can enjoy a 6 hours uninterrupted read at mid lightness. 100% SATISFACTION GUARANTEE - It backed up by BYB 18-month Warranty, 45 Days Money Back Guarantee and warm and thoughtful service! STOP TO RACK YOUR BRAIN FOR A GIFT, You Won't Find Another Better.