Portable Polymer Power Bank

Super Fast Ultra Slim 4000mah Portable Polymer Power Bank Bankportable Charger Technical Details: Battery 4000mAH Li-ion Polymer ATL Colors UV /black/White package cusomized packages Input 5V 1A package size 110x28x240mm Output dual USB Output port,5V 1A/5V 2.1A Ctn size 43.5*24.5*21cm Charging time 3-4hrs pcs/ctn 50pcs Main Points Polymer ATL cell(the best cell in the world. Apple company 's choice.) N.W. 107g Dimension 11.9*6.6*0.8cm G.W. 115g Application moblie phone/MP3