The Astronaut USB Light is the main versatile light you can discover. Most importantly, this USB Light has the features of energy saving, small power consumption, and environmental protection. You can use Astronaut USB Light as a free standing for laptops, orchestra pits, schools, dark clubs, etc. With this contraption, you can connect it to any USB port whenever, and have the modest space traveler to illuminate the dim! Most importantly, Astronaut USB Light works with most USB ports, including your PC, center point, or any USB port. With the adaptability of the 12 inches string, you can likewise change the course of light as you wish. The light can be physically turned on and off with the head protector's visor as well. We truly believe we make some of the most innovative products in the world, and we want to make sure we back that up with a risk-free ironclad 30 day guarantee. If you don't have a positive experience for ANY reason, we will do WHATEVER it takes to make sure you are 100% satisfied with your purchase. Buying items online can be a daunting task, so we want you to realize that there is absolute ZERO risk in buying something and trying it out. If you don't like it, no hard feelings we'll make it right We have 24/7/365 Ticket and Email Support. Please contact us if you need assistance. If you have problems with the purchase, please notify the customer service