Features: and high quality Dual readouts in one dial. Dependable reading with high accuracy. Convenient size and quality construction. Proper range design made this thermo-hygrometer specially suitable to monitor normal in / outdoor weather condition. Can also be equipped in office, restaurant, hotel lobby, garden, classroom, laboratory, workshop and house, etc. Specifications: Color: White Material: ABS Temperature Measuring Range: -30-50 Humidity Measuring Range: 20- Dimension: diameter 13cm, thickness 2.2cm Note: Back cover color random. Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same. Please allow 1-3mm slight deviation due to manual measurement. Thank you Package include: 1pc Thermometer-Hygrometer