The Aico Ei3016 Powered Optical Smoke Alarm is a reliable and essential home security device that offers peace of mind against potential fires. With a battery backup feature, this hardwired smoke detector is designed to last for years to come. Manufactured in Ireland by the trusted brand Aico, this white smoke alarm comes with a 10-year manufacturer warranty and has a sleek design with dimensions of 6.2 cm in depth and 15.5 cm in width. This model is known for its quality and effectiveness in detecting smoke, making it a crucial addition to any home safety plan. expiry dates range from Nov 2035 - January 2036.