J R Led Light+Fan

*battery -4v3000mh rechargeable battery.
*5vusb charge timev:5-6 hrs
*duration:2--2.5hrs/high speed.
2.5-3 hrs/low speed.
6-8hrs/strong light.
8-10 /weak light.
*Diameter height:15cm
*power Bank output 5v 0.6A
*dual purpose of filling and plugging.