First Alert 2-In-1 Z-Wave Smoke Detector & Carbon Monoxide Alarm 3-pack for $79.99 @Costco.com with free shipping

Didn’t see this posted. Price good through 9/1/2019. Limit 2/member.
https://www.costco.com/First-Aler…87243.html
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