Biometric identification apparatus; Carrying cases, holders, protective cases and stands featuring power supply connectors, adaptors, speakers and battery charging devices, specially adapted for use with handheld digital electronic devices, namely, cell phones, MP3 players and personal digital assistants; Computer hardware and computer peripheral devices; Digital door locks; Electronic devices for detecting and locating lost articles, people and pets using radio frequency, global positioning systems and cellular communication networks; Industrial automation controls; Intercoms; Lithium ion batteries; Loudspeakers, headphones, microphones and CD players; Memory cards; Power adapters; Protective covers and cases for cell phones, laptops and portable media players; Security cameras; Smart glasses; Smart home hubs using artificial intelligence (AI) comprised of voice-activated speakers, computer hardware, and recorded software for controlling networked devices in the internet of things (IoT), operating internet-enabled and connected lighting apparatus and home security alarms; Smart watches; Temperature sensors; Cameras; Wireless computer peripherals; Wireless earphones