Note: Add 0.5 degrees to the underarm. The working temperature is: 0 ℃ -55, the working humidity is 80% R, and the working voltage is 1.5V. Net weight: about 11 grams Dimensions: 120 (length) * 15 (width) * 10 (thickness) mm Safe and practical electronic thermometer, no longer worry about the harmful consequences of mercury poisoning caused by broken glass when children use traditional thermometers. And can accurately test the body temperature in a very short period of time, the article of choice for home. Designed for babies, the heat detection time is about 1 minute, the measurement accuracy is 0.1 degrees, with sound prompts and memory function. Can be used for oral volume, underarm volume and rectal volume. 【Instructions】 1: Before use, disinfect the thermometer sensor head with alcohol 2: Press the power button, the buzzer will make a beep sound, and the prompt symbol will be displayed 3: Subsequently, the display shows the last measured temperature for 2 minutes, and then the ° C symbol on the display flashes, indicating that it is in the state to be measured 4: Put the sensor head of the thermometer into the measurement part, 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 remains unchanged for 16 consecutive minutes, the ° C symbol stops blinking, indicating that the body temperature measurement is completed and the measurement results have been memorized, and the displayed temperature value can be read 5. After the measurement is completed, if you do not press the power button to turn off the power, it will automatically shut down after 8 minutes.