ZILU ZiLu Smart Power Basic 4400mAh Portable Charger External Battery Pack Backup Power Bank for cellphones and Tablets - Battery - Retail Packaging - Black

-Safe Power, Longer Power- 1000 Cycles and 2 Years Limited Warranty!!! ZiLu is a US Brand in AT&T Stores and other premiums US stores. Top Grade Battery Cell Plus Smart Battery Management System -Samsung 18650 Lithium Lion Battery Cells Inside -Texas Instrument Battery Management IC, nine levels of protection -Up to 93% energy conversion rate -13000mAh energy compacted into a small and durable form Humanistic Design, Use without any Hassle -2A fast charging to keep charge time short -SmartSwitch(TM) technology to charge any of your mobile devices in the correct way -Compact design. Easy to hold in hand or put into bag/pocket -Flash light function suitable for camping and many other occasions -Four LED light to show the battery capacity 360 Degree Guarantee -1000 charge/discharge cycles guarantee -2 Year Limited Warranty -Additional Insurance Protection Wide Compatibility -Most popular smart phones, e.g. smart phones from Apple, Samsung, Google, HTC, Nokia, LG etc -Most popular tablet, e.g. iPad, Kindle, Samsung Galaxy, Google Nexus 7 etc