Smoke Alarm interconnected smoke detector 240V Photoelectric with 1 year 9V battery backup FSA-26000

Smoke Alarm interconnected smoke detector 240V Photoelectric with 1 year 9V battery backup FSA-26000

Features- 

• Interconnectable with up to 20 units
• Energizer 9V battery included
• Separate hush/test button
• Hinged detachable base - easy push button open
• ‘No Battery’, ‘No Close’ feature
• Loop terminal provided
• Mounting holes line up with standard plaster brackets
• Base recessed for mains cabling - no need for large ceiling cut-away
• LED indicators
• ‘Low Battery’ audible warning
• Improved resilience to EMI interference.