Rechargeable Book Light ，3 Brightness Levels with 4 LED Lights Every Head， USB Charging Cable included for Bed， Laptop and Travel (Double Head)[Product Information]- 【Rechargeable】: Built-in a 1000mAh Lithium rechargeable battery， up to 5-10 hours working time ， as well as a protective circuit to prevent overcharging， discharging and short circuits.
- 【Warm bright】: The light consists of 8 premium LEDs & 6 different brightness levels. You can control the brightness and adjust it as you please. These LEDs are warm bright and can easily light up 2 pages of book， notebook without flicker.
- 【Convenient and Portable】: The gooseneck shape makes it very flexible and easy to be carried and travel with. Not only it is super lightweight， the bendable arms make it very easy to wrap up into a very small bundle allowing it to be 100% compact and portable.
- 【Easy Charging】: Charge the light by connecting it to the provided power charger or by connecting to your computer's USB port or other suitable DC 5V charger with the included Micro-USB charging cable.
- 【Long lifetime】: The rechargeable battery could be charged about 500 times and only need 2 hours to get a fully charged. Using time of LED is super long， about 100000 hours (4166 days or 11.4 years)， so it is no worry to use.
