• Mains powered battery operated photoelectric smoke alarm
  • Tandem Interlink up to 15 smoke or heat alarms
  • Alarm test button for easy maintenance
  • Reduced nuisance alarms whilst enhanced detection
  • Alarm silence button & Low battery warning alert
  • Alarm & Test/Hush switch (AL-TH) to test/silence alarms
  • Relay base optional to interface with 24×7 or other 3rd party interfaces
  • 10 years warranty