I TESTED POSITIVE FOR COVID, CAN TELL I HAVE A BIT OF A FEVER AND THIS THING WAS CONSTANTLY GIVES ME READINGS IN THE 96 DEGREE RANGE AND NONE OF THE THREE FACES WERE BEING MARKED.NOW AFTER ABOUT TEN USES, STILL NO BEEP BUT 98 DEGREES AND SMILEY FACE MARKED.MY ONLY ISSUE IS THAT I CANNOT HEAR ANY "BEEP" IN MY COMPLETELY SILENT ROOM. BUT IF SOME USERS SAY IT READS IN 20 SECS, I'LL GO WITH THAT.CAVEAT EMPTOR.
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