Aico Ei3024 230V Optical and Heat Sensor Alarm which is mains powered and comes with a battery is built on the same high quality, reliable and proven technology that all Aico Alarms are renowned for, but contains the latest high-tech enhancements making it the most effective domestic fire alarm on the market.
 
Aico products here on EO: https://www.electricalsonline.co.uk/brands/aico
 
Ei3024 Multi-Sensor Fire Alarm Specification:
Contains both an Optical and Heat sensor for a total fire response
Mains powered with 10-year rechargeable lithium cell back-up
Add an Ei3000MRF module for wireless interconnection and data extraction
Compatible with other Aico mains powered units
AudioLINK data extraction technology
Dust compensation – unique self monitoring mechanism
easi-fit base
10-year life
*When purchased as part of the eco-fit range, this product does not include easi-fit bases, screw packs or dust covers.