View Temperatures from 2 included wireless sensors; Readable in either Fahrenheit or Celsius; Set Hi/Lo Alerts and View History Versatile mounting display (magnetic back, keyhole for wall hang, kickstand for desk or counter); Sensors mounts vertically with movable wall bracket Digital 12 or 24 hour time and Calendar date; Temperature can display with or without decimal points Signal Strength Icons & Sensor search; Channel selector and display indicator icons Battery operation; Display requires 2 AAA alkaline batteries; Sensors require 2 AA batteries (each) (Batteries Not Included)