This smoke detector with a diameter of 72mm is designed to provide optimal safety in rooms up to 80 m². It is equipped with a test button and a low battery signal, so you can always be sure that the device is working properly. 
The alarm sound is very loud (≥85dB / 3m), so you are immediately alerted in case of smoke detection. The smoke detector operates on 3xCR2450 3V batteries, which are included with the product.

If you are looking for the best smoke detector for your caravan, motorhome, or boat, then this small smoke detector is an excellent choice. It offers reliable protection against smoke and fire, and is easy to install and use.

Details:

• Battery type: CR2450 3 pieces included
• Color: white
• Dimensions: diameter 7.2 cm