User Manual
www.SereneLifeHome.com 7
 After pulling and releasing the trigger, 
 the temperature reading will be displayed 
 with a beep when the tone model is on.
 If the temperature measurement is below 
 32°C or 89.6°F, a “Lo” symbol will appear. 
 If the reading is above 42.9°C or 109.22°F, 
 a “Hi” symbol will be displayed. Meanwhile, 
 the buzzer will send out a Di-Di-Di alarm 
 when the tone model is on. The screen 
 will change from green to red at the same 
 time, if the backlight is on. One more test 
 would be applicable in both conditions.
 If the reading is above 37.4°C or 99.32°F 
 but below 38°C or 100.4°F the screen will 
 change from green to yellow when the 
 backlight is on. If the reading is above 
 38.1°C or 100.4°F the buzzer will send out 
 a Di-Di-Di alarm when the tone model is 
 on and the screen will change from green 
 to red when the backlight is on. In the 
  “surface temperature” mode, no “Body 
 temp” icon is show on the screen. 
 This model can be used to display the true 
 values of measure results which is either 
 higher than 42.9°C (109.22°F) or lower 
 than 32°C (89.6°F). The thermometer will 
 automatically shut o after 20-seconds 
 standby.










