EasyAcc® 7000mAh Power Bank 2 USB output (5V 1A ~ 2.1A) Mobile Charger External Battery Pack for iPhone, iPad, Smartphones, Tablets 5V, GPS, Bluetooth speakers, Black (Wireless Phone Accessory)
Good Morning, to the battery after a month service life: Positives: - Price / performance good - 1 x each 1A and 2A Output - My S3 laede to the 2A output all 2 hours from 0-100% battery power - The battery lasts empty when S3 for two charging cycles