This AICO Ei3014 heat alarm is an essential addition to your home safety system. With an expiry date of 2033, you can be assured of its long-lasting performance. Designed to detect smoke and activate an alarm, this device can help keep you and your loved ones safe in case of a fire. The alarm is compatible with Wi-Fi and X10 smart home protocols, making it easy to integrate with your existing home security system. It is important to note that this product does not come with a battery included. Add this AICO Ei3014 heat alarm to your home security system today and enjoy peace of mind. Product does not come in original box.