The SafeMi SHS-05 Smoke Detector is a high-class certified device that allows you to quickly detect any type of smoke and fire source. A precise optical sensor ensures a short reaction time. The sensor is powered by a replaceable 9V battery, which is included in the set. The sensor is equipped with low battery and end-of-life signaling. The Test / Reset button and the self-test function allow the sensor to be checked regularly. SafeMi SHS-05 has a certificate of compliance with the EN14604 standard, which confirms the reliability of the device and its high quality. The product has a 5-year warranty and a 10-year service life. The device will automatically inform you of the end of life and the need for replacement.