Thumb Score: +24 Online Price $99.99 Less -$20.00 discount automatically applied Your Price $79.99 Shipping & Handling is free. $20 manufacturer's savings is valid 9/30/20 through 10/19/20. While supplies last. Limit 2 per member. Terms & Conditions Features: Works With Ring Alarm System and Samsung Smart Things Works With Nexia Home Intelligence and Other Z-Wave Systems Sends Mobile Alerts and Emails When You Are Home or Away Photoelectric Smoke Sensor, Electrochemical Carbon Monoxide Sensor Includes Test/Silence Button, 7-Year Limited Warranty