GOTRAYS Combination Natural Gas Leak Detector and CO Detectors, 4-in-1 Plug-in Wall Design Carbon Monoxide & Gas Detector with HD Screen&Indicator

【How to rotate the screen】 When you receive the product and plug it into the socket, if the display screen is upside down, you can long press the "speaker" button to invert the screen 180°. 【Comprehensive CO and Gas Detector Plug in Wall Design for Home and Travel】Both carbon monoxide and combustible gases are harmful. When carbon monoxide and combustible gases in the air exceed the standard, it will cause harm to the human body and endanger life safety. This carbon monoxide & combustible gas detector plug-in has passed the UK tests and the quality is guaranteed. This plug-in carbon monoxide and combustible detector is compatible with 230V AC power outlets. Suitable for all UK standard AC outlets such as bedrooms, RVs, kitchens, living rooms, basements, hotel rooms, etc. 【HD display】 Not only can you intuitively view the carbon monoxide and combustible concentration values on the HD display, but you can also see the temperature and humidity conditions that you pay attention to daily,