BALDR Thermo-Hygrometer Weather Station, 3X1.5X4.17, White Detailed metrics: screen displays a temperature and humidity section with current minimum and maximum readings. Screen also displays an icon showing weather comfort level status Trend alert: temperature and humidity readings also have arrow trends allowing you to know the forecast ahead of time Household essential: tabletop design allows weather station to always be at handle whenever you need the weather conditions. Unit is powered by 2 aaa batteries (sold separately), measures 3X 1.5X 4.17 Easy to read: humidity and temperature are displayed in a larger format allowing for across the room visibility. Temperature can be displayed in either Fahrenheit or Celsius Rapid detection cycle: it only takes 10-seconds to detect the humidity and temperature in a room, help you to establish a comfortable living atmosphere faster This free standing thermo-hygrometer fits on night stands or office desks. Slim and simple for minimalists. No wider or taller than a deck of cards, the BALDR  temperature&amp;humidity monitor is perfect for leaving in the home or taking with you on-the-go. The arrow of humidity will change direction to show the humidity trend Min/Max humidity will update timely humidity level icon indicates 3 different levels