Battery Operated Desk Lamp: Equipped with built-in battery, no need to plug in when using, cordless and portable to take to anywhere freely, especially there is limited outlets and power outage happens( Please notice that the lamp should be charged toprotect the battery's lifespan if long time no use) Dimmable Touch Control Table Lamp: Touch sensitive control with 3-level brightness adjustable, best for reading, working, studying, crafting, displaying, camping or emergency use, suitable for college dorm, office, bedroom, living room, kids room, bathroom,etc Flexible and Foldable Study Lamp: with 360flexibility, the gooseneck lamp allows you to light up where you needed. It also can be folded into a small lamp so that it dont take up too much space when travel Rechargeable desk lamp with USB port: Equipped with universal USB charging cable, so that you can charge this small desk lamp with USB adapter, power bank, desktop, laptop while lighting it up, saving time to wait Eye-caring and Energy Saving LED Light:6 W bright led glow, 400 lumens at full brightness, no flicker, no dark area, protect your eyes from fatigue.