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Symptom Possible Cause Description & Solution
The battery level is low, Replace batteries
but the thermometer can
still be used.
The power voltage is
Replace batteries
lower than 2.5 V± 0.1V.
Specifications
Product Name
Power Supply Mode
Operating Voltage
Battery Model
Battery Life
Operating Mode
Power Consumption
Display
Emissivity
Measuring Distance
Measuring Range
Accuracy
Resolution
Memory
Non-Contact Infrared Forehead Thermometer
Internal power supply
DC 3V
AAA x 2
Alkaline dry battery for around 20,000
measurements
Continuous operating
< 60 mW
Segment LCD
0.95
1-5 cm
Forehead: 34.9°C–42.2°C (94.8°F–107.9°F)
Object: 0.0°C–100.0°C (32.0°F–212.0°F)
±0.3°C (±0.6°F)
0.1°C (0.1°F)
20 temperature readings
9
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