Features: Economical way to monitor ambient temperature and humidity, large LCD display, easy to read, integrating temperature, humidity, clock, alarm clock and calendar multi-functions, measuring temperatures range from -10 degrees C (-14 degrees F) to +55 degrees C (+130 degrees F) maximum and minimum temperature and humidity memory function, degrees C / F switch, 12-hour/24-hour displaying system selection, wall hanging or desk-top stand support, low power consumption.