1.This head light can be worn on your head so that you can do what you want to do with the lights from your head 2.Wearing this headband light, you could do what you intend to do while having your hands free 3.It comes with 5 or 6 modes for you to choose from 4.As it is USB rechargeable, it can work well as long as you have a power bank, a charger, a laptop and so on 5.4.A wonderful helper to provide a low brightness lighting when you are hiking, camping, cycling, fishing, building something at night and so on 6.The batteries are included to help you use it immediately once you receive it