Providing uniform illumination that*s easy on the eyes- this powerful Trio Clip-On Reading Light is perfect for e-readers or books! The latest LED technology (surface mounted diodes to be precise) provides glare-free light for a comfortable reading experience every time. And- unlike most reading lights which use expensive- hard to find button batteries- the Trio Reading Light uses two standard AAA batteries for convenience.****Features:*** 3 LED super-bright illumination.*** 2 brightness settings: LOW for dark rooms and HIGH for areas with some ambient light.*** Extra-long flexible arm adjusts to let you project light beam at most any angle.*** Ultra-wide clip holds Trio securely to your e-reader without damaging the screen.*** Sleek styling.*** Great for reading books- magazines- maps; handy for the car or camping; ideal for crafts and hobbies- too!*** Compact size: 10** long- including base.**