BLACK+DECKER - CONNECTED Smoke Alarm 2-Pack Wireless Interlinked Bundle

WIRELESSLY INTERLINKED FOR FULL-HOME PROTECTION: Connect up to 20 BLACK+DECKER alarms using advanced RF10-PRO radio frequency technology. When one alarm triggers, all connected devices, including smoke, heat, and carbon monoxide alarms will sound together for faster, coordinated alerts across your home.
10 YEAR BATTERY INCLUDED: Enjoy a decade of reliable safety, no battery changes needed for the entire lifespan of your Black+Decker smoke alarm. The sealed, tamper proof 10 year lithium battery lasts the life of the alarm. The alarm will indicate when it 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.
EASY SET UP GUIDE: Insert the alarm onto the activation back base plate and twist the alarm firmly clockwise until you hear a ’CLICK’ then press and HOLD the tes