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Description of this Thermometer

LCD

Standby/ scan button

Measuring tip

Read and save these instructions

Before using your device, please read th

ese

 instructions and warnings completely.

 

Remove 

the transparent protective layer from the thermometer panel before the first use.

Features

• Big size of LCD.

• Have backlight design in order to operate in dark. 

• Flexible probe enables easy, safe and gentle 

measurement.

• Suitable for oral, rectal and armpit measurement.

• High body temperature indication function

• Beeping indication at the end of measurement

• Last measure memory

• Automatic switch off
• IPX7

can be water resistance

• Aestheti

c Design

Safety Precautions 

MARKS OR SYMBOLS

MUST OBSERVE

Means Obligatory with detailed items expressed in words or figures 

within or beside the mark. Left one means General Compulsory.

PROHIBITION

Means Forbidden with detailed items expressed in words or figures 

within or beside the mark. Left one means General Forbidden.

Means a possibility of personal injury in case of improper use.

Means a possibility of personal injury or property damage in case of 

improper use.

Before the first use and after every successive use, clean and sanitize the thermometer’s 

using medical alcohol.

● 

Use of thermometer without prior disinfection may communicate pathogenic bacte-

ria.

To keep healthy, please 

put on the 

probe cover when measuring oral temperature.

● 

You may still get infected by the remaining bacteria when you take the oral tempera-

ture even you disinfected the thermometer.

If got hemorrhoids, please don’t take rectal temperature.

● 

The measuring probe of thermometer may hurt the hemorrhoids

 

The thermometer is not a toy; store it in a safe place out of reach of children.

The children may damage the thermometer or swallow the battery. 

Avoid temperatures above 60°C. NEVER boil the thermometer!

● 

The over-heating temperature may damage the device and cause fire.

The measuring result can only used for health monitoring and reference. Please don’t 

conduct diagnose and treatment based on the measuring result, if you find the body 

temperature is abnormal, please contact your doctor. 
Don’t use 

any

 sharp tool, scissors etc. to scissor, cut , shear, scratch the measuring probe.

● 

When you use again, the measuring probe parts may be pealed off and swallowed by 
the bite and pull.

Don’t take temperature after drinking hot water.

The hot water will enhance the oral temperature 

temporarily

,

and might cause result 

variations

Don’t take the temperature immediately when you take the medicine which may 

enhance the body temperature.

● 

The body temperature may be enhanced under the drug effect. 

Don’t talk

 or 

eat when you are measuring the oral temperature. 

D

uring the 

measure

ment

use nose to breath to prevent the probe getting exposed to air.

Don’t take temperature after sports, bath

ing

 or swimming. 

Playing

 sports will enhance the body temperature. Please wait for 15 to 30

 

minutes 

before taking temperature

Protect the thermometer from impact and dropping!
The minimum measurement time until the beep is heard must be maintained without 

exception!
The operating ambient temperature range for this thermometer is 10-35°C(50-84.5°F)

The thermometer must be stored according to the technical specifications.
Strong electromagnetic fields can effect the correct functions of the thermometer.

RECOMMENDATIONS

Don’t use this thermometer for other purposes

 other than measuring human body 

temperature

.

It is forbidden to leave the product exposed to any chemical solvent, direct sunshine  

or high temperature.

INTENDED USE

Except for measurement of armpit, oral and rectal temperature, don’t use this product for 

other purposes. It can be used for anybody, e.g. for new-born, for children and adults.

HOW TO USE THE THERMOMETER

LCD display

Turning on the Thermometer

To turn on the thermometer, the LCD will be fully display.   

LCD would show last reading 

about 2 seconds with backlight flash also, then 

enter self-check. 
If the last reading is below 32

°C

, LCD would show

 for 

2 sec.

Function Test

Correct functioning of the thermometer is tested automatically each time it is turned 

on. If a malfunction is detected (thermistor is open-circuit or short-circuit), should be 

showing the “Err” in the LCD, and a measurement becomes impossible. In this case, the 

thermometer must be replaced.

°C  and °F unit switching function

Pressing the Standby/ Scan button (

 

  

) for 4 seconds at power saving mode, 

after the all segments should be displayed, the temperature unit will be 

switching “°C” to “°F” or “°F” to “°C”.

High body temperature hint function

If the measurement value ≥37.6°C, it would have sound with “Bi Bi……” lasting 
3 times,

 

and the red LCD backlight on about 5 seconds. 

Using the Thermometer

Place the thermometer at the measuring site before switching it on in order to achieve 

the most accurate result.

Choose the preferred measuring method. After self-check, LCD shows  

symbol. After °C the symbol f

l

ashs , put the thermometer inside the measuring 

location. In 8-10 seconds, the measurement will end when the °C the symbol stops 

flashing. If the beep is heard determined and the thermometer “°C” or “°F” is no loner 

flashing, the measuring has been comp

l

eted and the thermometer can be read now.

To prolong the battery life, turn off the thermometer 

or it 

will automatically turn off 

after about 3±0.5 minutes.

Measuring Methods

 

In the mouth (oral)

Post the thermometer in one of the two pockets under the tongue, 

to the left or right of the root of the tongue. The measuring probe 

(

) must be in good contact with the tissue. 

Close your mouth and breathe evenly through the nose to prevent 

the measurement from being influenced by inhaled/exhaled air.

After the measurement, LCD would show the value with “BI BI……” 

sound three times. 

To reduce the risk of infection it is recommended to use a probe 

cover while taking measurements. Probe cover is not included in 

the package, please buy them from professional thermometer 

market with CE mark and comply with biocompatibility 

requirements.

 

In the armpit (axillary)

Place the probe tip (

) under the armpit parallel to the arm, pressing the arm against 

the body.

Hold the thermometer in this position until you Heard the beep sound 3 times, the

measuring is finishing.

To receive more reliable results we recommend to Measure temperature orally or rectally.

Digital Clinical 

Thermometer/ LS-330

TM

Thank you for purchasing 

this LifeSmart digital 

thermometer.

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