LEDHOLYT 2w LED Dimmable Desk Light Button Switch Charge for Smartphone Built-in Lithium Battery Power Display USB Charging Port Foldable Table Lamp 21pcs import LEDs,white light color,2 modes of brightness.eye protection and longlife span. Push the switch key for 3 seconds can check out the left electricity.When the light is charged full,the star indicator will stop flashing. Built-in 6000mAh lithium battery, can use for max 12 hours, can charge for smartphone and other devices. Foldable,saving space.Can be folded as an cobblestone shape.Convenient to take. Package includes desk light and a 3 head USB charging and data cable.&lt;b&gt;(adaptor not included)&lt;/b&gt;