Features: Temperature range : - 4 F to 158 F (20 ~ 70 C), Humidity range: 10% ~ 99%. Digital thermometer displays Max & Min humidity and temperature records, enable you to react ahead of for time. Indoor temperature humidity gague designed with built-in stand bracket and hang hole providing more ways for placing. You can put it anywhere you like. Help you monitor family's living condition and for health to ensure proper humidity and adjust the thermostat, humidifier or dehumidifier setting to prevent colds-, dry-skin, asthma, allergies or mold issues-, etc. Perfect for baby room, living room, office, greenhouse, garden or cellar etc. It also can be as a rv thermometer, refrigerator thermometer, humidor hygrometer, cigar hygrometer, and more. Specifications: Material: Plastic Size: approx 80x59x22mm/3.1x2.3x0.9in Type: MC40/MC41(optional) Temperature range : - 4 F to 158 F (20 ~ 70 C) Humidity range: 10% ~ 99% Temperature resolution :0.1 C /0.1F Humidity resolution :1%RH Temperature accuracy: soil 1/ soil 1.8F Humidity accuracy: soil 5%RH (in the range of 30%-70%RH) Note: Please allow 1-3cm error due to manual measurement. pls 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 Digital Thermometer