White Light Reading Book Kindle Music Stand LED Light Lamp Clip-on 10 Leds with USB Cable Fully adjustable lamp with goosenecks Easy to use with Clip-on or freestanding Ten energy-efficient LEDs cast 28 lumens of bright white light Accessory USB cable available; Powered By:3 x AAA Batteries (NOT INCLUDED) 10 LED white light with 360 degree adjustable