Aico EI650I Optical Smoke Alarm 10 Year Lithium Battery\nOptical Smoke Alarm 10 Year Lithium Battery Aico EI650I Optical smoke sensing technology Built-in 10-year lithium battery Hush button for false alarm silence Interconnectable with other Aico alarms Low battery and end-of-life indicator Easy installation and maintenance-free Battery Type: Lithium Sensor Type: Optical Alarm Sound Level: 85dB Warranty: 5 years Dimensions: 150mm diameter x 50mm depth The Aico EI650I Optical Smoke Alarm with a 10-Year Lithium Battery is a top home safety solution. It uses advanced technology to detect smoke quickly, giving early fire warnings. The 10-year battery means no constant replacements, and it's easy to install and connect with other alarms for full coverage. The end-of-life indicator lets you know when to replace it, ensuring ongoing safety. Invest in the Aico EI650I for reliable, long-term protection for your family and home. . Brand Aico Base Required Base Supplied with Detector Battery Sy