Features include:
• Built-in photoelectric smoke and electrochemical carbon monoxide detection
• Built-in high-quality 28mm BMR speaker
• Built-in Alexa voice assistant
• Built-in customizable night light
• Free iOS and Android apps provide notification and control
• Built-in 802.11 b/g/n 2.4HGZ wireless
• Interconnects with up to 12 BRK/First alert or other compatible devices
• Dimensions: 6.8 x 6.8 x 2.26 inches
• Connects to 120VAC
• Ceiling bracket and wiring harness included
• 3-year manufacturer's warranty
• Get notifications about smoke or CO detection