?HEIMAN WiFi Mini Carbon Monoxide (CO) Detector, Battery Powered CO Alarm, Test-Reset Button, Low Battery Indicator, Portable Carbon Monoxide Alarm for Travel, Complies with UL2034 (5 Pack)

• UL Certified, FCC&CE Approved. Electrochemical sensor technology detects CO gas. 10 year sensor life. High accuracy in the world, prevent false alarms.
• Smart WiFi Connectivity: Unlike traditional CO detectors, our detector not only features an 85dB audible alarm and red flashing alert, but it also supports WiFi connectivity (2.4GHz network only) for convenient app notifications. Stay connected and receive instant alerts wherever you are.
• Easy Installation and Portable Design: With its compact and portable design, our mini carbon monoxide alarm can be easily installed on your home’s walls or placed on a desktop. It is also ideal for travel use, providing peace of mind wherever you go.
• Long-lasting Battery Life: The detector is powered by a CR123A battery (included), ensuring up to 3 years of continuous detection. It also features a low battery warning to prompt battery replacement in a timely manner.
• Test-Hush button makes it easy to test the carbon monoxide detector or temporarily silence the low battery chirp warning.
• Cost-effective and Reliable: you can have a smart CO detector that enhances safety and convenience in your daily life. With a 10-year sensor lifespan and advanced accuracy to prevent false alarms, our detector offers exceptional value for money. Contact our 24-hour customer service for any inquiries.