Features: Handcrafted from solid plastic with fine and clear dial, easy to read the scale. Temperature measurement range: -20~120F (-30~50C), Accuracy: 2C; Humidity measurement range: 20%~100%. Thermometer hygrometer monitor ensures proper indoor temperature and humidity control which important to skin, allergen and other health-benefits. Mechanical thermometer and hygrometer has a longer life- expectancy in use, no battery required. Perfect for houses, offices, workshops, schools, markets, warehouses, kitchen, etc-. Specifications: Material: ABS Diameter: 7.5cm/3-inch Base height: 1.5cm/0.6-inch thickness: 2cm/0.8-inch Temperature measuring range: -30-50 Accuracy: 2 Note: Please allow 1-3cm error due to manual measurement. please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Thermometer Hygrometer