Braun - ThermoScan 3 Compact Ear Thermometer The Braun ThermoScan Compact IRT3020 Infrared Ear Thermometer is suitable for the whole family- from newborns to adults. It has been carefully developed to produce accurate safe and fast temperature measurements in the ear. The shape of the thermometer probe prevents is from being inserted too far in the ear canal which can hurt the eardrum and the fast 1 second measurement means minimum discomfort. The ear is regarded as the most reliable place to get a consistent reading of the humans core body temperature. You should measure your child''s temperature regularly to understand their normal reading so you can recognise signs of fever early. How do Braun Ear Thermometers Work? Eardrum emits infrared radiation Infrared radiation passes through the lens filter Depending on the specifications (material thickness production process etc.) the lens filter lets pass a reduced amount of infrared radiation The sensor of the device receives a reduced amount of infrared radiation With a complex algorithm specially adjusted on the specifications of Braun lens filters the ThermoScan ear thermometer converts the infrared radiation into a temperature being shown on the display An infrared ear thermometer and the lens filter always work as a system. To get an accurate reading it is mandatory to align specifications of device and lens filter.�Clinically tested -- professional accuracy. Convenience: Easy to read LCD display Readings in either Celsius (34-42.2�C) or Fahrenheit (93.2-108�C) Soft and small flexible tip for added gentleness Compact design is easy to hold Auto shut-off after 60 seconds Hygienic:�Cross contamination is virtually eliminated with use of LF40 disposable filters Contents: 1 Braun ThermoScan Ear Thermometer 1 Protective cap 11 Disposable lens filters 3 Volt lithium battery