Instant read-out. Large display with bright, easy-to-read night light. Read-out in either Fahrenheit or Celsius. Accuracy demonstrated in laboratory environment. Easy to use. Trusted brand since 1897. This thermometer is for home use only. Contents: 1 DB Instant Ear Thermometer, 21 probe covers (one us already installed on the unit). Features: Instant temperature read-out. Oversized, easy-to-read digital LCD display. Bright & easy to use night light. Compact size & light weight. Built-in audible alarm. Memory function (8 memories). Automatic power off for power warning. User friendly ergonomic design. Protective cover & battery included. Made in China.