Heiman Smart Carbon Monoxide Detectors, Matter Over Thread CO Alarm, C1-M

About this item

• Matter Over Thread Native Integration: Works with Apple Home/Google Home/Amazon Alexa/SmartThings/Home Assistant. Thread Border Router (e.g., SmartThings Hub v3, Home Assistant SkyConnect) is required.（Connect HA : Need enable IPv6 on the HA box, and make sure the LAN isn’t blocking IPv6/RA/mDNS. You don’t need internet IPv6.)
• UL 2034 5th Edition Certified Safety:​ Built around a Japan-made Figaro TGS5141 electrochemical sensor and tested to UL 2034 5th Edition to eliminate invisible threats, dependable residential CO safety. This CO detector is the Winner of the Red Dot Design Award, delivering reliable performance in a sleek, modern form.
• Long Life Battery with Low-Power Design:​ Powered by a single CR123A lithium battery rated up to 10 years of continuous monitoring with low-battery chirp and end-of-life signal; wire-free wall or ceiling mount keeps protection active during power outages where CO leaks are most dangerous
• Compact & Durable Housing:​ 2.75'' diameter and 1.45'' height housing fits tight spaces near furnaces, water heaters, fireplaces, and garage adjacencies; While UL94 V-0 flame-retardant ABS+PC housing adds heat resistance and long-term durability, perfect for home.
• Tool-Free Installation:​ Screw or magnetic adhesive mount options support damage-free setup in apartments and rentals; one-touch Test/Silence button supports quick checks and temporary nuisance alarm hush
• CO-Only Dedicated Detection:​ Focuses exclusively on colorless, odorless carbon monoxide instead of mixing sensors so response stays fast and false alarms stay low; you can install Matter smoke alarm(S1-M/S1-TM), CO detector(C1-M), and link both through Matter for coordinated whole-home emergency responses
• Requirement Notice: This Matter & Thread-enabled CO detector must work with a compatible Matter hub with Thread Border Router for smart connection. Supported hubs include Google TV Streamer, Nest Hub (2nd gen), Nest Hub Max, HomePod (2nd Gen), HomePod mini, Apple TV 4K (2021/2022), Aeotec Smart Home Hub, SmartThings Hub v3, SmartThings Station, Echo (4th Gen), Echo Show 8 (3rd Gen) and Echo Show 10 (3rd Gen).(You can check product details to learn more)