Model: Ei146e. The Aico Ei146e Optical Smoke Alarm runs on 230V AC mains power, and has a 9V PP3 Alkaline Battery back-up capable of lasting up to 4 years in standby mode and capable of powering the alarm for up to 2 years without mains power.
eBay
The Aico Ei146e Mains Interlinked Optical Smoke Alarm is a reliable and essential safety device for any home. With a battery backup feature, you can rest assured that your property is protected even in the event of a power outage. This unit, with a diameter of 14.8 cm and a white colour, is easy to install and maintain. The Aico brand is known for its quality and durability, making this smoke alarm a trustworthy choice for keeping you and your family safe. Wired + backup battery
eBay
It features a user-friendly interface and easy installation, blending seamlessly into any room. Aico EI146E. Base Required Base Supplied with Detector. Optical sensor for quick response to slow smouldering fires.
eBay
The Ei146e Optical Smoke Alarm is a mains powered alarm, which features an easi-fit base and a large capacity, proven optical sensor chamber. It can be interlinked with other Aico alarms through either a hard wired or wireless interconnection.
eBay
Brand New
eBay
Aico Ei146e optical smoke alarm. This is opened but never used. Happy eBaying!
eBay
Aico Ei146e optical smoke alarm. Mains powered smoke alarm with 9v battery back up. Selling as I ordered 1 to many.
eBay
New Aico alarms base
eBay