These flexible USB white light units can easily plug into your USB port to provide ample light for reading or typing. You can also connect them to your mobile phone with an OTG cable to use as a light for your camera. Being small and lightweight, they are conveniently portable and can be carried anywhere. The side the LED light falls on will depend on your USB port orientation (non-standardized). A USB LED Light made to last. The 1.2-Watt Portable USB LED Light can be your great solution to dispel the darkness when you want to study or work till late in the night. You can easily connect this Portable USB LED Light with your notebook computer, power bank, or other USB devices and its flexible design will allow you to bend it exactly over your book pages or PC's keyboard. Type, blog and post more precisely or read your notes/documents/books with more light around. Moreover, the Portable USB LED Light has been made with good quality silicone material so that it is sturdy and durable for long-term use. You can also clean the smooth surface of this Portable USB LED Light conveniently using any dry or wet cloth or with a swipe of your hand.