Black + Decker Connected Heat Alarm. Easy To Install Alarm For Home. 10 Year Battery Life With Built In Lithium Battery. Simple Fit Detector Sensor. Wirelessly Connect

WIRELESSLY INTERLINKED FOR COMPLETE HOME COVERAGE: Connect up to 20 BLACK+DECKER alarms using advanced RF10-PRO radio frequency technology. When one alarm triggers, all connected smoke, heat, and carbon monoxide alarms sound simultaneously for faster whole-home alerts. 10 YEAR SEALED LITHIUM BATTERY: Features a long-lasting, tamper-proof 10-year lithium battery that powers the alarm for its full lifespan. The alarm provides an end-of-life warning when replacement is required, no battery changes needed. ADVANCED HEAT DETECTION FOR KITCHENS & GARAGES: Designed specifically for areas unsuitable for smoke alarms, such as kitchens or garages. The precision thermistor sensor detects dangerous heat buildup from fires, alerting you quickly without false alarms caused by cooking fumes or steam. 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 test button for at least 3 SECONDS until you hear the alarm sound. If the alarm doesn’t sound after 3 seconds, twist the alarm firmly clockwise to try again. QUICK INSTALLATION & TRUSTED QUALITY: No wiring needed, mount using the included screws and twist to secure. Includes an alarm memory indicator flashing for 72 hours after activation. Certified and Kitemark approved by the British Standards Institute (BSI) to BS 5446-2:2003.