Wireless connectivity. When one is triggered all other connected smoke alarms are also triggered, such as on another floor. Advanced wireless radio technology for secure signal transfer and long-range communications, up to 150 m depending on wall materials, etc. Pause function with sensitivity adjustment e.g. during cooking. Backwards compatible. Can be used with our previously sold model 32-6397.
Operates on 1 x 9 V battery (included). Lithium batteries are not suitable for use in this smoke detector.