The Aico's EI146RC Optical Smoke Alarm is a mains powered alarm with a 9V Alkaline battery back-up and contains a large, proven optical smoke chamber..
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Technical Specifications
Years Guaranteed5TypeSmoke AlarmSensor TypeOpticalPower TypeMains with 9 V Alkaline back upInterior or Exterior UseInteriorHeight43mmDiameter140mmColourWhiteBattery Size9VSupplier Part NumberEC/EI146RCManufacturer Model NoEi146RCBrand NameAico