The AICO HEAT ALARM EI144RC is a reliable smoke and gas detector designed to keep your home safe from potential fires. With an expiry date of 07/2025, you can trust that this heat alarm will provide continuous protection for years to come. The Aico brand is known for its quality and durability, making this alarm a smart investment for any home. Please note that batteries are not included with this product, ensuring you have everything you need to install and start using your new heat alarm right away.