Powerful Waterproof USB Rechargeable Motion Sensor LED Headlamp

【Rechargeable and Waterproof】-Rechargeable headlamp compact and powerful . The capacity is 800 mAh. USB battery offers 2-4 hours of operating time. There is no need to change batteries. It is very convenient for you to simply charge it with the USB cable.The clear battery indicator scale design can remind you to charge in advance. Soft Digits provide 2 pack headlamps for you to take turns. IPX6 waterproof grade, it is safe to use even when it is raining.