Quorum Safetree Heat Sensor Alarm.

Requires a 9V Battery, (not included). This serves as both an attractive ornament and heat sensor. In the event of a fire it will emit a loud (100db per meter alarm when the temperature in the area around it rises to 122 degrees F. Measures 2 1/2" across. Most people leave their decorative lights on overnight causing on average (160) home fires each year. This affordable innovative product can help prevent home fires caused by failing decorative lights while maintaining virtually any decorative theme. Keep your home and family safe this holiday season and purchase today!