The FireAngel smoke alarm is guaranteed to run for 10 years. The lithium batteries are sealed and well protected to save from any tampering or misuse. The product meets all the relevant European quality standards. There is a hush/test button for use accordingly. To know more visit: https://www.x-sense.com/blogs/tips/10-years-sealed-battery-smoke-detector
10-year sealed lithium battery smoke and carbon monoxide alarm.
Digital LCD display clearly indicates real-time carbon monoxide (CO) concentrations.
2-in-1 smoke and CO detector with dual photoelectric and electrochemical sensors.
A single button to test the alarm’s circuit and temporarily silence nuisance alarms.
Easy to install onto any wall or ceiling without an electrician.
To know more visit: https://www.x-sense.com/products/combination-smoke-detector-and-carbon-monoxide-detector-sc01-1
Buy 9v rechargeable  Battery, lithium and other battery pack that is commonly used for radio mics, smoke detectors, sanitary services and many more.
