Winzwon USB Rechargeable LED Headlamp, Waterproof Lightweight Mini Headlamp, Perfect for Running, Jogging, Fishing, Camping

USB rechargeable: the LED headlamp can be charged via USB cable. With only 2.5 hours charging time, the headlamp delivers up to 4-20 hours of constant light. USB cable included, you will never need to buy a battery.
Adjustable and comfortable: The elastic headband is comfortable and easy to adjust, the LED headlamp is super bright and perfect for anyone who needs a headlamp. The maximum beam angle of the headlight can be up to 60 degrees to avoid dangerous injuries.
Widely used application: This rechargeable headlamp is ideal for running, camping, hiking, hunting, fishing, climbing, cycling, cycling, construction, car repair, dog running and other indoor / outdoor activities.