BebeSounds 1-Second Ear Thermometer doesn"t require a probe cover because the probe is waterproof and easily cleaned with alcohol. The thermometer beeps when the temperature reading is complete and the jumbo lighted display makes it easy to read. The small, compact, ergonomic shape makes it easy to use. The last reading automatically appears on the display and the memory stores the last 10 readings. Measures in Fahrenheit or Celcius. Temperature readings from ear thermometers are considered to be as accurate as oral areadings. Automatic shut-off. The BebeSounds 1-Second Ear Thermometer is fast, safe, and easy to use.