Features of Electric Stainless Steel Body Grinder

1. Step 1: Use a traditional mercury thermometer to measure your underarm, assuming a temperature of 37.5°.
2. Step 2: Use a non-contact infrared forehead thermometer to measure the area without body hair under your armpit, keeping the distance between the forehead thermometer and the skin about 1 cm (be careful to remove any obstacles that may affect the measurement, Such as hair, sweat, etc.), if the obtained reading is 37.3 °, and the difference between the mercury thermometer 37.5 ° is 0.3 °...
3. If you get a reading that is too different, such as 36.4° with a difference of 1.1°. You need to calibrate the non-contact infrared forehead thermometer and add the difference of 1.1°.
4. Press and hold the "MODE" button for 3 seconds, the screen displays F1, then press the up button to enter F2, then press the "MODE" button to directly enter 0.0, then press the up button again to add the difference 1.1oC, and then press "MODE" to complete.