BLACK+DECKER CONNECTED Smoke Alarm. 10 Year Lithium Battery Alarm for Home. Wireless Interlink up to 20 Alarms. Easy Install Optical Detector Fire With Test/Silence Button. White.

WIRELESS INTERLINK, NO WIRING: RF10-PRO radio interlink connects up to 20 BLACK+DECKER CONNECTED smoke, heat and CO alarms. When one detects danger, they all sound, so you hear it anywhere in the home. Easy to install and wirelessly connect the alarms in minutes. 10 YEAR SEALED BATTERY: The tamper-proof lithium battery powers each alarm for its full 10-year life, so there are no batteries to change and no wiring. The low battery warning feature warns you when the alarm needs replacing. RELIABLE SMOKE DETECTION: Features a high-performance optical sensor that quickly detects slow, smouldering fires by sensing smoke particles in the air. Ideal for living areas, bedrooms, and hallways, avoid installation in kitchens or near bathrooms. ENHANCE YOUR HOME SAFETY WITH A FULLY INTERLINKED SYSTEM: Either meet new regulations requiring interlinked alarms, or enhance your home with alarms that talk to eachother, meaning when one goes off they all go off, so you have full home coverage and can hear the alarm anywhere in the home. Add the BLACK+DECKER CONNECTED HEAT ALARM for kitchens and lofts, add the BLACK+DECKER CONNECTED CO ALARM for boilers and log burners. KITEMARK CERTIFIED + EASY INSTALL: The optical smoke alarms are Kitemark certified to BS EN 14604:2005+AC:2008, Twist onto the base to activate, hold the test button for 3 seconds to test. UKCA and CE marked.