LONGSIN

Acoustic sound alarms; [ Alarm installations and alarms; Burglar alarms; Call bells; Electric buzzers; ] Fire alarms; [ Flashing safety lights; Gas testing instruments; Integrated circuits; LED vehicle traffic signals; ] Safety sensors, namely, carbon monoxide detectors, smoke detectors, and combination carbon monoxide and smoke detectors; [ Signal bells; Signs, luminous; Sirens; ] Smoke detectors [ Theft alarms; Traffic-light apparatus; Warning bells; Whistle alarms; Electronic warning bells ]