PGST

Alarm sensors; Burglar alarms; Computer peripheral devices; Data processing apparatus; Downloadable mobile applications for alarming the user about a fire or burglar; Electric buzzers; Electric door bells; Electric locks; Electrical and electronic burglar alarms; Electronic chips for the manufacture of integrated circuits; Fire alarms; Fire extinguishing apparatus; Global positioning system (GPS) apparatus; Infrared detectors; Magnifying peepholes for doors; Optical condensers; Smoke detectors; Sound alarms; Time switches, automatic; Walkie-talkies