Are you a botanist? Do you own an aquarium? Have exotic plants or fish that need special care? This is a great gizmo for anyone who needs to know the minimum and maximum temperatures of a room as well as an alarm clock to keep your feedings watering and light changes on schedule. - Indoor temperature (Fahrenheit and Celsius selectable) - Record min and max. Temperature - 2.1" LCD display - Time and date with manual setting (12/24 hour format) - Features alarm clock - Low power consumption - Indoor temperature range: -9.9 ~ +60 Degrees Celsius - Powered by 2 x AAA batteries (not included) - Comes with English user manual