The FireAngel FA6620-R Optical Smoke Alarm offers cutting-edge fire detection technology, ensuring the safety and peace of mind of homeowners. Designed and rigorously tested in-house, this smoke detector is equipped with optical sensing technology, perfect for detecting slow-burning, smoldering fires that produce dense white smoke. It's an essential safety device for every home, boasting a sleek design with a diameter of 118.1mm and a low profile of 31.5mm, making it inconspicuous in any room. With a 10-year sealed-for-life lithium battery, the need for regular battery replacements is eliminated, offering continuous protection with minimal maintenance. Its loud 85dB alarm effectively alerts residents of danger, while the large central test button simplifies regular testing. Additionally, the quiet test mode allows for discreet testing without the disturbance of full-volume alarms. Suitable for installation in living rooms, bedrooms, hallways, and landings, it's a standalone, non-interlinkable unit that's easy to install with the supplied fixings. Certified to EN 14604:2005+AC:2008 standards, the FireAngel FA6620-R is the trusted choice for ensuring home safety.