... print free 3.Free PP bag packing 4.LED Power Indicator Specifications 1. Battery Type: Li-polymer Battery2 ... 20~50°CTerm: power bank / mobile power supply / MOPO CUBE / mobile power / portable charger / mobile power station / mobile power source1, 4400mAh high ... connecting different USB lines3, LED flashlight4, portable chargeable power, convenient for business trip, travelling and emergency situation, ...