USB LED Lights (White) - 5 Pack Can be used with most devices with a USB port, such as cars, computers, laptops, and mobile power supplies. Can be used for night lighting in bedrooms and hallways, and for home party decorations. Mini USB lights have an output current of only 8-12mA, an output power of only 0.1m/W, and a voltage of 5V, saving energy and electricity. *The sale includes only 5 USB lights and a case.