º C AND º F SWITCHABLE FUNCTION:
Press "º C/º F"button once to change the temperature unit.
DATA HOLD FUNCTION:
Press "HOLD" button once to retain reading, "º C" or "º F"icon flashing
Then press "HOLD" button once again to release the HOLD function.
Measure Procedure:
Press "ON/OFF" button once to switch ON the thermometer
It will perform a self-test with a flash of full segment display
And jump to normal display
Take out the plastic probe cover, then penetrate the stainless steelprobe into test substance
About 25mm(1")to get the reading when it become stable
Specifications:
Automatic power off after 10 minutes
Measurement range: -50 to +200º C/-58 to +392
Accuracy: Between -50 to 200º C(-58 to +392º F), otherwise, more than ± 2º C(± 4º F)
Resolution: 0.1· Between -19.9· To 199.9· , otherwise 1·
Sampling Rate: 1 second
Battery: 1pc× 1.5 volt type LR44 or equivalent Probe size: 125mm(L)
Ambient temperature: -10 to 50º C/ +14 to 122º F
Battry Replacement
Open the battery cover by swirling anti-clockwise, replace the battery
Then close the battery cover tightly by swirling clockwise
Note:
Donot be used inside an oven or microwave oven
Donot be used the probe cover to stir at high temperature substance
Audited Supplier 
){kind=link}
){kind=link}