Optical Smoke Alarm 10 Year Lithium Battery RadioLINK Aico EI650IRF No electrical wiring required RadioLINK module fitted Detects all domestic fire types Early detection and warning Easy to use test button Silence nuisance/false alarms Built in sounder End of life battery warning The Aico EI650IRF is a top-of-the-line smoke alarm offering ultimate safety and convenience. Featuring advanced RF technology, it communicates with other alarms in your home or workplace, ensuring simultaneous alerts for all occupants. Its advanced optical sensor quickly detects smoke particles, providing early fire warnings. Easy to install and customise, the Aico EI650IRF delivers cutting-edge protection and peace of mind. Order yours today for one of the most advanced smoke detectors on the market. . Brand Aico Battery Size Sealed In Battery Type Lithium Colour White Decibel Rating 85 dB[A] @ 3 m Depth 50mm Diameter 115mm Dimensions (Dia)115 mm x (H)50 mm x (D)50 mm Guarantee 5 Years Height 50mm Hush Facility Yes Interconnectable Yes Material UL94VO Flame retardant Maximum Operating Temperature 40°C Minimum Operating Temperature 0°C Mounting Ceiling / Wall Neon Yes Packaging Types Each Previously Known As EI650RF Shape Round Standards BS EN 14604 Test Facility Yes Type Optical Weight 0.238kg