[3 Brightness Modes]: With just one touch switch, you can easily select 3 different brightness modes: Warm White (4 warm LEDs on), Cool White (5 white LEDs on) and Mixed Color (all 9 LEDs on), which are suitable for you for different reading environments.[360 Flexible Goose Neck & Mini Size]: The upgraded 360 flexible silicone gooseneck allows you to adjust your lamp to any angle you desire, providing you with 360 omnidirectional lighting. Its mini size and compact design also make it easy to carry.[Long Working Time & Mini Size] [Power Indicator]: Built-in 600mAh rechargeable lithium battery, book light provides up to 12 hours of lighting time (at low brightness setting) with only 2 hours of full charge, allowing you to enjoy longer wireless reading time. With the battery indicator, it is easy to know the remaining charge and charging status. [Smart USB Rechargeable]: Bedside lamp can be powered by any USB charger, such as USB laptop, power banks, mobile phone adapter etc. With the included cable, it is convenient to charge the desk lamp when the battery is exhausted. [Multiple Applications]: Clamp up to 4cm, ideal for bedside, book, laptop, shelf, etc. The inside of the clip has anti-slip mats to protect the book light and prevent it from sliding. Long Working Time Convenient Power Indicator With the included cable, it is convenient to charge the desk lamp when the battery is exhausted. USB Rechargeable Reading Light The reading light provides you with many kinds of charging modes, such as laptops, power banks, 5V phone charger, car charger, etc. night light Ultra-Lightweight and Portable Design 1 x Reading Light 1 x USB Charging Cable Creates a private reading space for you alone when your partner sleeps next to you.