Amazlab UBRB Newest Release : #1 LED Carry-on USB Plugin, Touchsensitive and Seamlessly Dimmable Round Headed Power Button Lamp for Laptops/notebooks/powerbanks/external Batteries. Black Touch sensitive with a seamlessly dimmable function. Brief touch: on/off Press longer to adjust brightness.-wont disturb others Convenient small travel size lamp, made with anti-break technology is the perfect carry on with a USB head suitable for Laptops/Notebooks/ PC/external battery. 10 LED lights as a healthier, energy saving, eco-friendly lighting alternative, provides a non flickering, even light. Malleable flexible neck can be adjusted as needed, guaranteed not to flop, topped with a round headed head light to cast a larger area of light. All products have been tested and appoved by Amazlab. For more information please refer to product description.