Non-Contact, One Second Instant Reading - Take your body temperature instantly from 1.2-2.0 inches away.Medical Grade Precision - Certified accuracy to within ±0.5°F in Body Mode.Tri-Color Backlit Display with Fever Alarm - Visual and audible feedback via easy-to-read backlit display and fever alarm.Easy To Use - Simply point the thermometer toward the forehead and press the measurement button for a body temperature reading.For All Ages - This digital thermometer is suitable for all ages; including adults, infants, and children. Ideal for schools, offices, groceries, hospitals, and home.2,000 Measurement Battery Life with Auto Shutoff - Via 2 x AAA batteries (included).99 Memory Locations - Easily track and review temperature measurements for fever management.Can determine temperature of any surface up to 212°F in Celsius or Fahrenheit.