inputs.text: must travelers - purchased product mainly avid camper often go long overnight motorcycle rides essential sort communication device anything goes wrong unit provides luxury not worry phone battery running low tripthe external battery well designed durable construction small light perfect intended useone feature really appreciate two separate usb ports two different voltage ratings one smartphone tabletnote charge multiple devices time using usb inputs tested galaxy siii ipad minialthough not yet used unit original intended use using around college campus unit comes handy isnt outlet accessible want study outsidei charging ipad mini cell phone week battery indicators still full unit 4 led lights indicate battery chargeafter using week realized uses purchased not sure didnt get one sooneri use phone ipad without worrying find place charge themso far product amazing turned far useful anticipatedi update review first road trip