Features

◆ LED escape light will turn on when the alarm sounds to guide your way to safety

◆ High capacity lithium battery and low power consumption for 10 years of reliable operation.

◆ Reliable smoke detection certified by the ETL and BSI and in conformity with standard

◆ UL 217/ULC S531 and EN 14604.

◆ Extra loud buzzer with >85dB(A) at 3 meters for guaranteed alarming.

◆ High-performance micro-controller by ST Microelectronics.

Photos

http://www.smoke-detector.com/