JR Portable Ultra slim Option Angle and Brightness Adjustable Mini USB Tough-sensitive LED Reading Lamp/ Night light suitable for Power bank, PC, Laptop, Notebook, Computer (Black) JR LED Stick Light suitable for power bank, PC, Laptop, Notebook, Computer. Reduce the screen too bright at night, do not disturb other when you are working at night Ultra slim size can more convenience, you can use it anywhere, Also flexible design can optional adjust the angle and adjust the most suitable angle for you. 3 Level of brightness: - Optional to adjust the brightness