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To take a forehead temperature:

Infrared Forehead Thermometer 
(4DET-306) Quick Start Guide

Detailed instructions are included in the packaging

If the body temperature is below 100°F 
(38.7°C) you will hear one short beep and a 
happy face           will appear on the display.

If the body temperature is above 100°F 
(38.7°C) you will hear one long beep 
followed by three short beeps and a sad 
face            will appear on the display.

  Press the power button       , wait for 2 beeps.

  Aim the thermometer at the center of the 

forehead about 1 inch (2-3 cm) from the skin 
and press the start button            . 

START

1

2

START

1

2

1” (2-3cm)

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