Battery:Li-polymer Input:5V/1A Output:5V/1A capacity:4000Mah Color:Gold,Silver,Black,Pink,Blue,Red Size: 113688mm Weight:128g Circle Time:Over 500 times PCBA: 1.Overcharge protections 2.Over discharge protections 3.Short-circuit protections 4.stable voltage protections. Certificates:CE FCC ROHS MSDS Accessories: USB to Micro Cable Packing: Standard Gift Box Carton size:31.239.735 CM Qty/CTN: 60 sets G.W.: 8.5kgs