The SafeMi SHG-01 sensor is designed to monitor rooms in terms of the presence of natural gas (LNG, methane) in them. As one of the few, it has a certificate confirming compliance with the requirements of the EN50194-1: 2009 standard, issued by an independent research unit BRITISH STANDARD INSTITUTION, thanks to which it can be installed not only in home rooms, but also in service and commercial premises. The SafeMi SHG-01 sensor continuously measures the gas concentration in the ambient air. If a gas leaking is detected, the device activates optical and acoustic alarm signals. The alarm stops when the gas concentration drops below the threshold activating the sensor. The device has a self-diagnostic system that monitors the sensor and internal electronic circuits. In the event of a malfunction, the yellow LED (Fault) lights to indicate that a fault has been detected. The sensor is powered from 230V / 50Hz mains. It can be installed in rooms where the temperature does not drop below -10 ° C and does not rise above + 40 ° C (periodically -20 ° C to + 60 ° C) and the relative humidity does not exceed 95%. The product has a 3-year warranty and a 5-year service life. The device will automatically inform you of the end of life and the need for replacement.