't let fevers go unchecked. The Advanced Solutions Easy Read 4-in-1 Thermometer by Safety 1st is quick, accurate and gives parents options when taking care of a sick child. For infants and small babies, the rectal mode is the method recommended by pediatricians and the American Academy of Pediatrics, and this thermometer features a flexible tip and over insertion gauge to help make rectal temperature taking easier for both parent and baby. Accurate readings in four modes: Rectal: pediatrician-preferred for infant core body temp Underarm: for toddlers/preschoolers Oral: for children ages 4+ Bath Water 5-second oral and rectal readings 8-second underarm and bath water readings Backlit screen with extra-large numerals Screen glows red if fever is detected Flexible tip for comfort and over-insertion gauge for safety in rectal use Recalls last reading Auto shut-off Cap protects thermometer and helps keep it clean when not in use Fahrenheit or Celsius Replaceable button cell battery Ideal for all ages Includes expert advice about Fever Management and Temperature Taking from the American Academy of Pediatrics