X-sense Smoke Detector, Wireless Interconnected Fire Alarm with 10-Year Battery Life and Transmission Range of Over 820 ft

The X-Sense SD20-W Smoke Detector provides 10 years of reliable protection with its built-in lithium battery, requiring no replacement during its lifespan. This wireless interconnected alarm system supports up to 24 X-Sense Link+ devices, allowing you to create a comprehensive ...The X-Sense SD20-W Smoke Detector provides 10 years of reliable protection with its built-in lithium battery, requiring no replacement during its lifespan. This wireless interconnected alarm system supports up to 24 X-Sense Link+ devices, allowing you to create a comprehensive safety network across your home.

Made from flame-retardant, high-temperature resistant ABS material, these detectors ensure durability. When one alarm is triggered, all units emit an 85 dB sound, alerting everyone in the house, even heavy sleepers. Stay safe and connected with the X-Sense SD20-W.