Stay informed about your environment with this precisionengineered 3in1 weather monitoring instrument, designed to deliver accurate and reliable data in real time. Combining temperature, humidity, and atmospheric pressure measurement in one compact 130mm unit, it provides a complete climate overview without the need for multiple devices. Key Features and Benefits: Accurate realtime monitoring of temperature, humidity, and barometric pressure to help you track climate changes and anticipate weather patterns from the comfort of your home. Three functions in one device: thermometer, hygrometer, and barometer for comprehensive indoor or outdoor environmental readings. Measurement range: 30 to 50°C, 0 to 100% relative humidity, and 970 to 1050 hPa pressure range, ensuring dependable data for weather trend analysis. precision with 2% RH humidity resolution and 1 hPa pressure resolution for confident interpretation of changes. Mechanical operation requires no batteries, ensuring continuous use and reliability even during power outages. Specifications: Diameter: 130mm Operation: Fully mechanical Temperature range: 30 to 50°C Humidity range: 0 to RH Pressure range: 970 to 1050 hPa Resolution: 2%RH, 1 hPa Practical Applications: Ideal for gardeners and greenhouse owners who need to monitor temperature and humidity levels for healthy plant growth. Useful for boaters or outdoor enthusiasts to track weather pressure changes and prepare for shifting conditions. Suitable for home use to monitor indoor comfort levels and prepare for changing outdoor weather. This 3in1 weather station offers durability, ease of use, and precise readings, making it a valuable tool for anyone who depends on accurate environmental data. Its mechanical design ensures longlasting performance without the need for power or battery replacement.