The FireAngel Pro Connected Carbon Monoxide Alarm (FP1820W2-R) is a white smoke detector equipped with smart features. It operates on a single battery and can also be hardwired for continuous power. This model offers battery backup and the ability to be connected to a smart home system, specifically compatible with Amazon Alexa. Additionally, it provides phone alerts for added convenience and peace of mind, ensuring that you are promptly informed of any potential carbon monoxide dangers in your home.