The Cavius CV3202 78mm Heat Alarm is a reliable and high-quality smoke detector that operates on both battery and hardwired power sources. With a 10-year manufacturer warranty, you can trust in the durability and performance of this alarm. The white colour and sleek design make it a stylish addition to any home, while the lithium battery backup ensures continuous protection even during power outages. Keep your home safe with the Cavius CV3202 Heat Alarm.PLEASE NOTE THESE HEAT HEADS HAVE BEEN ON THE SHELF FOR A WHILE, EVEN THOUGH THE BATTERY HAS NOT BEEN ACTIVATED IT DOES STATE THAT THEY ARE REPLACED AT THE END OF 2033
eBay