Sirens; Burglar alarms; Dust protective goggles and masks; Electrical sensor apparatus for sensing the presence or absence of individuals or objects by contact or pressure; Head-clip cell phone holders; Lenses for cellular phone cameras; Personal security alarms; Protective cases for cell phones; Protective eyewear; Smartphone mounts; Smartphone stabilizers; Solar-powered battery chargers; Solar-powered rechargeable batteries; Solar panels for the production of electricity; Wrist-mounted smar...