This FireAngel Pro Connected Smart Kitchen Mains Heat Alarm in White (FP1740W2-R) is the perfect addition to your home security. With battery backup and the ability to connect to Wi-Fi, this heat alarm can be easily controlled and monitored. It is compatible with Amazon Alexa, making it a convenient addition to any smart home system. The alarm is manufactured in 2021 and comes with one battery, which can be either hardwired or replaced. It is designed to detect heat in your kitchen and alert you to any potential dangers. This product is ideal for anyone looking to enhance their home security and protect their home from potential threats.