Braun Thermoscan 5 IRT 4520 Ear Thermometer is an eletrinic thermometer especially designed to catch body temperature by the ear. It measures the infrared heat emitted by the eardrum and surroundings.The eardrum being irrigated by the same blood flow as the center of temperature located in the brain, the ear is an appropriate site to measure temperature. In addition, temperature changes are reflected more quickly and more precisely in the ear than in the other measurement sites.It has a unique pre-heated tip which allows to avoiding temperature differences, and thus providing a more precise temperature. In addition, ThermoScan 5 has a guidance system that confirms the stable positioning of the thermometer and the accuracy of the result.Within a few seconds, the temperature is taken. The button below the disposable filters allows ejecting them, and the memory function can record up to 8 temperatures, to carefully follow the evolution of fever.The box contains:- 1 Thermoscan thermometer- 1 protective case with lens filters storage- 21 lens filters- 2 batteries 1.5V AA LR6.Colour : White.Guaranty 2 years.