1、【 2 Color Temperature & Eyes Caring 】 The reading light with 14LEDs has 2 kinds of light that can light separately or at the same time. There are 9 modes to choose to emit a cold white light (read), white of the day (work ) or warm white (rest). It is co 2、【 USB Rechargeable 】 The book light is USB rechargeable. There are red / green indication light to show the charging. And a USB cable is included in the parcel. The large built-in 1200mAh lithium battery just need 4 hours to be full charged. Recharge by 3、【 Goose-neck & Flexible Design 】 The 360° rotating goose-neck creates more possibility of use situation as well as on orchestra stand, table or bed side, book and kindle digital reader, tablet keyboard etc. Adjustable angle 90 ° clamp design and silicon 4、【 Working Widely 】 The reading light can be mount on desk, headboard, bedstead, office table, folder, etc. You can clip it to books (night-time reading) on bed, shelves, cupboards, computers, laptops, desktops, pianos, music stands and much more. The cli 5、【 Purchase Guarantee 】 EECOO allows you a 24-month warranty, 30-day replacement or free refund. Make a purchase without any worries. Give your projects a total immersion quality thanks to the EECOO customized solutions