HPYP Indoor Digital Humidity Meter Hygrometer Monitor Thermometer Large LCD Digital Display and Alarm Clock Display features one-inch tall digital numbers | Powered by 1 x AAA battery (not included) | Desktop or wall hanging Large digital display with alarm clock easy reading and without needing to be connected to the internet Displays temperature, humidity and time simulatenously. If used outdoors, please place under protected area such as a covered porch Economical way to monitor indoor or outdoor temperature and humidity | Measures temperatures as low as 14 Fahrenheit and up to +158 Fahrenheit (-10 to +70 degrees Celsius) Great for planting flowers or plants to determine the stability of the environment or to determine what to wear for the day