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From the date of purchase, the product will enjoy a one-year free warranty with the purchase
invoice. If the circuit diagram, components, necessary materials and electrical circuit
maintenance are required during warranty service, please contact the manufacturer.
Free warranty service will not be provided for failures caused by the following users'
personal reasons:
A. Wearable and consumable parts: covers and batteries;
B. Failure caused by unauthorized disassembly, assembly and modification of products;
C. Failure caused by not operating according to the requirements of the manual;
D. Failure caused by lack of reasonable maintenance;
E. Failure caused by product falling carelessly;
F. Damage caused by external force;
G. Maintenance services outside the warranty scope will be charged according to
regulations.
11.4 Storage
- Always store the thermometer with forehead cap on.
- Please store the thermometer within the temperature of -20
℃(-4.0
℉
)~+55
℃
(131.0
℉
) ;
and make sure the relative humidity is
≤
95%RH; the Atmospheric pressure: 70-106KPa
- Avoid moisture, high temperature, falling, dust, sun exposure, vibration, chemicals or
corrosive gas, etc.
12 Calibration
This product has been calibrated at the time of manufacture, If used according to the use
instructions, periodic calibration is not required. If at any time, you question the measuring
accuracy, please contact our service representative(see last page for contact information).
The service life of the thermometer is 3 years. Once the service life of thermometer was
exceeds 3 years, if users want to continue to use, please return the thermometer to
manufacturer for re-calibration. Or change a new thermometer.
Calibration method
Note: This function is mainly used for professional calibration. Users please do not operate it,
otherwise it may affect the accuracy of measurement
Set the ambient temperature within the 25
℃
±1
℃
(77.0
℉
±1.8
℉
):
1.
Hold down the mode button, at the same time, install the batteries,
the thermometer will
