The WS1 Pro 2G with Thermohygrometer ROHS is an electronic part from Ubibot. This device is designed for real-time wireless monitoring of temperature, humidity, and air pressure. It is suitable for applications such as greenhouses, factories, restaurants, warehouses, and personal protection monitoring. It can report the data collected to the Ubibot Cloud Portal where users can track the environmental changes. The WS1 Pro 2G is also ROHS certified, meaning it conforms to global standards of hazardous components found in electronic products. The device measures temperature (from -20°C to 60°C or -4°F to 140°F), humidity (from 0%RH to 100%RH), and air pressure (from 300 hPa to 1100 hPa). Additionally, it features a built-in motion sensor and an alert system that can be used to notify users when any changes occur. The device is powered by two AAA batteries and has a 10-meter operating range.