Apparatus for attaching protective films adapted for GPS tracking and location devices; protective films adapted for GPS tracking and location devices; card cases for GPS tracking and location devices; cases for GPS tracking and location devices; luminous sticker for attaching RFID card; cases for RFID readers; USB chargers; USB cables; cases for rangefinders; apparatus for attaching protective films adapted for liquid crystal displays for navigation systems; protective films adapted for liquid crystal displays for navigation systems; protective films adapted for liquid crystal displays for laptops; wireless speakers; wireless chargers; apparatus for attaching protective films adapted for smartwatches; protective films adapted for smartwatches; covers and cases adapted for personal digital assistants in the shape of a watch; smart home hubs comprised of voice-activated speakers, computer hardware, and downloadable software for controlling networked devices in the internet of things (IoT) and operating internet-enabled and connected lighting apparatus and home security alarms; stands for smart home hubs comprised of voice-activated speakers, computer hardware, and downloadable software for controlling networked devices in the internet of things (IoT) and operating internet-enabled and connected lighting apparatus and home security alarms; covers for audio speakers; mobile phone ring holders; stands for smartphones; cases for smartphones; straps for smartphones; apparatus for attaching protective films adapted for liquid crystal displays for smartphones; protective films adapted for liquid crystal displays for smartphones; chargers for smartphones; covers for smartphone chargers; cases for storing cards adapted for smart phones; protective cases for smartphones; cases for thermostats; cases for earphones; audio speakers with artificial intelligence; smartphone stands for automobiles; smartphone charger for automobiles; apparatus for attaching protective films adapted for liquid crystal displays for tablet PCs; protective films adapted for liquid crystal displays for tablet PCs; protective cases for tablet PCs; protective covers for tablet PCs; cases for touchpads; covers for remote controls for radios, televisions, and stereos; cases for headsets; portable rechargers for wireless earphones, wireless headphones, and personal digital assistants, namely, smartphones, smartwatches, and tablet PCs