PSA Smoke Alarm Photoelectric 240vac with 9v Battery Back-up (Hush & Test) Insect Mesh

· 240VAC mains powered photoelectric smoke alarm with 9VDC battery back-up 

· Photoelectric sensing technology

· Quick-Slide base compatible with Series 1 models

· 240VAC 9VDC battery back-up

· Low battery warning delay – silence low battery beeping for 8 hours, giving you time to change the battery

· Up to 24 units can be interconnected together

· Compatible with the LIFWMB wireless interconnecting base

· Insect screen around sensing chamber to reduce false alarms

· First to alarm memory feature

· Increased resilience to electrical interferences

· Tested and approved to AS3786:2014

· Premium alkaline battery included

· 5 year limited warranty

· Must be installed by a licensed electrician