Talking Indoor/outdoor Digital Thermometer and Alarm Clock, Voice Craft Announces and displays Indoor and Outdoor temperature at a touch of a button Four modes of Large Displays; Indoor and Outdoor, Indoor and Time, Outdoor and Time and Alarm and Time. Programmable to announce maximum and minimum temperature and daily high and low temperature with time stamp. High temperature and freezing temperature alters by voice and flashing display. Can also function as an alarm clock. Use Wall mount or desktop. Volume control