Join the UNU family?? an innovative?? award-winning brand from silicon-valley?? featured in New York Times?? Mashable and CNET. All UNU products are backed by hassle-free 1-year warranty.</br>POWERFUL CHARGING OUTPUT - featuring 2.1A "rt" technology?? the Superpak portable charger is compatible and optimized to provide maximum charging speeds for any phone?? tablet and USB powered device.</br>SAVE TIME RECHARGE - Featuring UNU exclusive charging technology; SuperX?? the Superpak iPhone Powerbank can be recharged within 3.5 hours?? at a rate up to 2.1A?? reducing charging times by to 50%.</br>COMPACT & POWERFUL - World?? s smallest 5000mAh micro-battery pack provides 2 full charges to iPhone 6 (small screen) as well as 1.5 charges on the iPhone 6 Plus and Samsung S6 (large screen).</br>APPLE CERTIFIED - Bundled with an exclusive 2-in-1 micro-USB / Apple Lightning cable (Apple Labs Certified) for universal charging for almost any portable device.</br></br>Product Description</br></br>UNU Superpak i2 Portable Battery Pack (5000mAh) - Introducing?? the UNU i2 Portable Charger: the world?? s smallest 5000mAh battery pack. Built for durable?? on-the-go travel