Safety 1st High Speed 3-in-1 Plus Bath Thermometer Take fast and accurate readings with Safety 1st High Speed 3-in-1 Plus Bath Thermometer. It gives preicse rectal, oral and underarm temperature and also includes fever chart for reference. An over-insertion gauge for proper positioning helps maintain comfort. Why You"ll Love It: Use this advanced thermometer and nip fever in its bud. Features Quick reading 4 modes of temperature - oral, underarm, rectal, bath Low battery indicator Flex tip, over-insertion gauge Auto shut off