Funtion Ultimate battery power on the go, for smartphones & USB (Universal Serial Bus) devices. Connect & Charge virtually any two rechargeable USB (Universal Serial Bus) devices at the same time. Extend the battery life when you are away from a power source & continue to make call, listen to music, watch films & play games. The built-in Li-Polymer battery provides multiple recharge cycles for smartphones, portable games consoles & small tablet devices or a significant charge for larger tablet devices. Product Features Charges Smartphone up to 6 times Dual USB (Universal Serial Bus) output with Simultaneous charging 2.1A Fast Charging Surge Protection Micro USB (Universal Serial Bus) Cable Supplied Neoprene carry pouch with cable storage Compatibility: Smartphones, MP3/iPod players, GPS units, Digital Cameras 1000m Ah Lithium Polymer battery cell Power Output 37WH Input 1: DC 5v / 1A Output 1: DC5v/1A Output 2: DC5v/2.1A