Designed with a USB port, you can easily use it to your phone, MP4 and other small devices. With USB interface and 1 LED lamp bead. The standard USB output port can be charged with the USB data cable of the mobile phone/digital device itself. The LED light can be used for both indication and emergency lighting. Designed with LED indicator, you can easily know if the emergency mobile phone charger is generating electricity, you can use it as an emergency light source. Portable mini dynamic emergency charger with hand crank for outdoor activities, providing a good emergency power supply for your mobile phone or other digital outdoor equipment. Gently shake and easily. your phone in emergency situations.
