Flexible Book Light for : The LED title of the book light can be twisted at any angle for the imaging of the 350 ° flexible holder, 350 °, 350 °, 180 °, down to 45 ° clockwise in the counterclockwise clockwise clockwiseWorks for the whole page and the lighting direction meets your needs perfectly SB Rechargeable LED Book Reading Light: Internal rechargeable 200mah Li-iion battery lasts for a long timeWorking time is 7 hours, life: 30000 hours, 05W, 25 lumenEasy and multiple ways to charge from USB ports, including laptop, power banks, micro-USB cable Multi Lighting Options Reading Lights: Opening/off switch with particular, intuitive controls to adjust the light levels, 2 pieces of 4000k hot white and 2 pieces 1550k amber ledThe most suitable light color for eye care readingWhen the light is open, press and hold the button to change the brightness level of each color Book Service Lights with Small Light and Clip: Small and Light (13 OZ), easy to attach to the book, completely flat and finely folded, while traveling on the plane, on the train or the car can be portable to read GOOD PROTECTION AND GOOD FRIENDS Amber Reading Light: No tremor, no shadow, no dizzying light, protects your eyes from shining and radiationSince the book lamp is enough to illuminate the book, never bother your spouse before going to bed