... external power bank portable battery charger for mobile, PSP, GPS, MP3/MP4, Tablet etc. 1)Output:a): 5V1A, 5200mAh; 5200mAh external power bank portable battery charger for mobile ... : Portable power bank charger, Desktop chargers, travel charger, car charger, battery charger , SMPS, tablet battery, mobile battery, digital battery etc which are used for mobile, FWP, ADSL, laptop ...