Product name:power bank solar charger instructio
Certification:CF,FCC,ROHS
Model number:PF021
Capacity4:000MAH
Battery type:Li-ion Polymer Battery
Input:micro USB 5V/2AOutput5V/1A 5V/2.4A
Transform efficiency:more than 87%
Charging time:5-6 hours
Weight:210g
Dimension:121*69*10mm
Colors:Black blue red silver gold etc
Material:Aluminum alloy
Function:It has power button, flashlight, 4 LED power indicators