OPTICAL SMOKE ALARM KIDDE KF20NDC

Optical smoke alarm powered by mains electricity that can be interconnected with up to 23 other Kidde alarms (ionization, optical, or heat). When connected, a hazard detected by any single device triggers an alarm in all connected alarms. If no backbox is present at the installation site, the SMK 23 or SMK 23R mounting base is required. Features

• Interconnect capability allows up to 23 mains-powered Kidde and Firex alarms to be linked—all alarms sound simultaneously if a hazard is detected
• Alarm memory identifies the source unit within the interconnected network
• Dust compensation and insect screen reduce false alarms
• Test/silence button enables regular testing of the alarm function and can be used for temporary silencing of fault alarms
• Automatic reset after activation
• Child-resistant lock prevents unauthorized removal without tools
• Operates on mains electricity or the included 9V alkaline backup battery

This product description is an automated translation of the original Finnish description.