Wisualarm Wireless Interconnected Smoke Alarm / 10 Year Sealed Battery

• Test and silence features in one single button
• Loud sound output over 85 dB(A) at 3 meters
• Low quiescent current consumption
• Surface-mount device (SMD) circuit board design
• Low battery warning signal
• Built-in sealed battery ( Unreplaceable ), easy installation
• Silenced by a working infrared remote controller
• Wireless interconnected with maximum of 24 devices

Requires interconnected gateway to work