Fangrui Product Details Dual Head Flexibility: Featuring A Unique Design, This Desk Lamp Offers Extensive Coverage With A 180-degree Adjustable Swing. Its Foldable Nature Minimizes Shadows, Making It Ideal For Writing And Reading Without Eye Strain. Versatile Lighting Options: Easily Switch Between Three Lighting Modes-warm White, Natural White, And Cold White. Each Mode Is Steplessly Dimmable To Match Your Specific Lighting Needs. The Lamp Remembers Your Last Setting, Saving You Time When You Turn It Back On. Designed For Eye Comfort: Our Portable Study Lamp Uses 16 Led Lamp Beads To Deliver A Flicker-free, Uniform Light That Protects Your Eyes. Ideal For Working, Reading, Or Using During Video Calls, It Provides A Soft Light That Wont Disturb Others When Used In Shared Spaces. Rechargeable And Mobile: Equipped With A Durable 800mah Battery, This Lamp Provides Up To 22 Hours Of Light On The Lowest Setting. It Includes A Usb Cable And Can Be Powered Via Usb Charger, Computer, Power Bank, Or Phone Adapter, Enhancing Its Portabil