self-automated, rent and return kiosks for rental of high capacity battery packs, charging devices, or charging cubes for portable electronic devices; charging stations for mobile devices; cord-free charging stations for multiple mobile devices; re-chargeable, reusable, and interchangeable battery packs for a variety of mobile devices; rental and return kiosks for re-chargeable, reusable, and interchangeable battery packs for a variety of mobile devices; services for installing and maintainin...