Introduction

SITERWELL GS50X series Stand-alone photoelectric smoke detector(alarm), made of high quality optical sensor, conforms to BSI, UL, GS norm. Properly installed and maintained, residential smoke alarms are one of the best and least expensive ways to provide an early warning when a fire begins. Smoke alarms save lives, prevent injuries and minimize property damage by alerting resident early to a fire hazard.

·Radio link (433MHz or 315 MHz)