PNY E5000 PowerPack - Universal Portable Rechargeable Battery Charger STAY CHARGED-5000mAh provides up to 3 charges for your mobile device when you need it most! Unique oval shape with metal trim Universal USB port with 1 amp output Micro-USB cable included for charging devices and the PowerPack Safe & reliable, premium quality rechargeable Lithium Polymer battery Trusted Brand - Global Memory Leader for 30 Years 24/7 free technical support for all of your questions Backed by best in market 3 year warranty