iHealth PT3SBT User Manual page 9

② Gently press the measurement
button to start the measurement.
③ The device will vibrate once a reading is obtained. Once the measurement
is successful, the reading will be displayed on the screen. The whole time
is about 1s. If the measurement is failed, the device will not vibrate the
screen but display
If the [ ] icon on the thermometer screen is always on, the measured
temperature data can be uploaded to the smart device.
Possible reasons for measurement errors include:
A. Measurement distance is greater than 1.18 in (3cm);
B. Environment temperature does not meet measurement requirements or
there is an excessively large temperature difference;
C. Target temperature exceeds measurement range.
(3) Power off
If no more measuring is required, simply let the device sit idle for 8 seconds to
power of automatically.
instead.
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