The present invention relates to a body temperature measurement apparatus comprising: a battery unit for supplying electric power an input unit for generating and applying a button input signal an electric power on/off unit for switching on/off electric power supplied from the battery unit according to the button input signal a converter unit including a step-up converter to convert electric power supplied from the electric power on/off unit into a proper voltage a temperature sensor unit operated according to the supplied electric power converted into the proper voltage by the converter unit, the temperature sensor unit converting measured body temperature into a voltage and providing the voltage a controller unit operated according to the supplied electric power converted into the proper voltage by the converter unit, the controller unit providing an electric power maintenance signal to the electric power on/off unit, converting an analog voltage value provided from the temperature sensor unit into a digital voltage value, providing a temperature value corresponding to the digital voltage value, maintaining a sleep state for a predetermined time period and then returning to an electric power-on state, and repeatedly switching between the sleep state and the electric power-on state by a predetermined number of times and then releasing the electric power maintenance signal an LCD driver unit for providing the temperature value provided from the controller unit to display the temperature value on an LCD and a wireless communication unit including a Bluetooth module, the wireless communication unit transmitting the temperature value, transferred from the controller unit, to a paired smart device.La présente invention concerne un appareil de mesure de la température corporelle comprenant : une unité de batterie pour fournir une puissance électrique une unité dentrée pour générer et appliquer un signal dentrée de bouton une unité dactivation et de désactivation de pui
