1.portable power supply 2.Exquisite design 8.9mm slimmer than iphone4s 3.CE,FCC,RoHs 4. ... shape, but Li-ion only with standard packing.Super Slim design: Li-polymer can realize 0.5mm thickness to achieve different ... . 5000mAh Li-polymer Mobile Power Supply with 8.9mm slimmest design,5 years warranty, CE,FCC,ROHS passed,