A: It is very likely that the battery is installed incorrectly. The battery is installed one by one. If two batteries are installed in the same direction, it will not turn on.
A: The infrared thermometer is used to calculate the body temperature of the human body by collecting the infrared radiation of the human body. It is passively receiving infrared radiation energy. The product does not need to directly contact the human body, and will not bring cross infection of different human bodies. The thermometer produced by the company has no body pollution. Radiation, so it is harmless to the human body.
A: This kind of problem is generally caused by a problem with the setting of the thermometer. You can refer to the correction settings in the instructions for use.