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  • Power supply by 9V alkaline block battery 
  • 3-year guarantee on perfect function 
  • Battery can be replaced at the end of its life 
  • Red LED signals periodic battery self-test and function test 
  • With 2 function keys for alarm testing according to DIN 14676 and simultaneously as alarm stop for temporary muting of unwanted alarms 
  • With fixing material 
  • Very simple commissioning due to click-in technology 
  • Certification: VdS, tested according to EN 14604:2005