Red Smoke Alarm Black 240V or 10Yr Lithium Dual Power

The RSDUALPB Black Dual Power Smoke Alarm combines 240V mains power with a 3V battery that lasts for 10 years, ensuring reliable performance and extended coverage. The RSDUALPB features a 140mm slide base for easy installation, and supports both hardwired and RF module interconnection for versatile setup options. As with all the Red Professional range, it includes a dual mesh insect guard to assist in the prevention of false alarms caused by insects. This provides enhanced protection and peace of mind for your home.