This credit card-size ultra slim power bank (USB type). 5V, 1500mAh, is designed to provide high-quality, power-on-the-go, backup power for your iphones, ipods, cell-phones and all devices with 5V or less. The iON features high-density Li-ion rechargeable internal battery cell, built-in standard USB input for recharge, standard USB output (included), standard barrel connector (included), iphone/ipod connector TIP (included), soft carrying case (included) and power-level indicator, IT meets strict FCC, UL and CE certifications, RoHS, Lead-Free, and Green product (G.P).