This thermometer features an audio alert that sounds ‘ribbit, ribbit, ribbit’ at measurement completion or fever detection, and provides a fast, 20-second readout. clinical accuracy to 2/10ths of a degree f and offers peak temperature tone, last-reading memory recall and fever alert for temperatures above 99.5°f. the soft flexible tip provides added comfort during readings. users may choose fahrenheit or celsius measurements. automatic shut-off and low battery indicator are also included.