Description: product advantages: 1. This product is designed for infants and toddlers, and can also be used by adults. 2. Power supply voltage: dc1.5v, battery life: about 3 years (calculated in 10 minutes for 1 day), the battery can be replaced to ensure long-term use. 3. With voice prompts, memory function. 4. Measurement range: 32.0 42.0 c, measurement accuracy: 0.1 c. 5. LCD display: clear and intuitive. Good quality and stable performance. Instructions: 1, before use, should first use alcohol to disinfect the thermometer head. 2. Press the power button and the buzzer will beep to display the prompt symbol. 3. Subsequently, the display shows the last measured temperature for 2 minutes, then the display C symbol flashes to indicate that it is in the test state. 4. Put the thermometer head into the measurement area, and the display shows that the temperature gradually rises. At the same time, the C symbol flashes, indicating that the measurement is in progress. If the temperature is constant for 16 consecutive measurements, the C symbol stops flashing, indicating that the measured temperature is completed and the measured result is memorized, and the displayed temperature value can be read. 5. After the measurement is finished, if the power is turned off without pressing the power button, it will automatically shut down after 8 minutes.