BYB E-417 LED Clip On Reading Light for Bed & Music Stand Light, Built-in 1000mAh Li-ion Rechargeable Battery + 8 LEDs with Two Levels Brightness, Portable Lights for Musicians, Artists, Crafters and Readers, Ideal Accessories for BBQ, Mixing, Work, Craft, Travel and Desk (8B) NO NEED TO BUY BATTERIES - Includes 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 4-6 hours, You can enjoy a 24 hours uninterrupted read at mid lightness. TWO LEVELS OF BRIGHTNESS TO AVOID DISTURBING - 8 super bright led bulbs can provide 24 hours uninterrupted cool white light per full charge to cover Both Pages of a book, you dont need to move your arms ! Gently press the switch buttons on each head to choose your preferred 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 AND SECURE PADDED CLAMP allows you to position & focus light exactly where you want it, the 12 arm is long enough to attach the clip on a music stand or a book and set the head over the musical score or book to light up both pages without shadow. LIGHTWEIGHT, 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. 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.