| Gentle temperature measurement for infants and young children. | ||||
 Product Features |  ||||
| Selectable C / F 1 Second Quick Measurement Fever Alarm with Beeper 9 Sets Memory Ergonomic Design for Easy Handling  |  ||||
 Optional Accessories |  ||||
 ![]() Ear Thermometer Probe Covers (MC-EP2) Fits ear thermometer model TH-839S  |  ||||
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Model
             TH839S
           Power Consumption
             0.01 W
           Sensing Unit
             Thermopile
           Measurement Accuracy
             ± 0.2°C (0.4°F) within 35.5°C-42.0°C (95.9°F to 107.6°F), ± 0.3°C (0.5°F) for other range
           Operating Environment Temp and Humidity
             10°C (50°F) to 40°C (104°F), RH≦85%
           Weight
             Approx. 69g (with battery installed)
           Power Supply
             3.0V DC, 1 CR2032 Lithium Button Battery
           Battery Life
             With a new battery approx. 2500 measurement
           Temperature Display
             4-digit, °F display in 0.1 degree increments, 3-digit, °C display in 0.1 degree increments
           Measurement Range
             34.0°C (93.2°F ) to 42.2°C (108.0°F )
           Storage Environment Temp and Humidity
             -20°C (-4°F) to 50°C (122°F), RH≦85%
           External Dimensions
             39 mm (w) × 151 mm (h) × 54 mm (d)
           
              
