Specifications: Product Name: Non-contact Infrared Thermometer. Measuring range: Body: 32 ° C-42.9 ° C (89.6 ° F-109.2 ° F). Object: 0℃~80℃. Measurement accuracy: 32 ℃ -42.9 ℃ ± 0.1 ℃. Display unit: ° C. Display resolution: 0.1 ℃. Measurement time: About 1 second. Operating environment: 10 ° C-40 ° C (50 ° F-104 ° F) humidity ≤85%. Measuring method: non-contact type 3-5cm. Measurement interval: about 10S. Auto power off: 10S after no operation. Battery model: DC3V (2* AA battery,  product does not contain battery). Features: - This product measures the body temperature by collecting the infrared heat radiation from the human body's forehead. The operation is simple and hygienic, and the measurement is fast and accurate. The user only needs to align the probe head with the measurement button and press the measurement button for about 0.5 seconds to quickly and accurately measure the body temperature. For household and medical institutions to measure body temperature use. - The thermometer is mainly used for the detection of human body temperature in public places such as households, ports of entry, airports, customs, stations, terminals, hospitals, institutions, factories, schools, hotels and office buildings. It is convenient for screening patients with fever symptoms to reduce infection and epidemic situation spread. - Two-color backlit screen, 43 ℃, the screen displays red & HI, indicating ultra high temperature. Precautions: Please keep the inner cavity of the sensor and probe clean, otherwise it will affect the measurement accuracy. Cleaning method: 1. Surface cleaning: Wipe the dirt with a clean soft cloth or cotton swab and a little medical alcohol or water. 2.Clean the sensor and probe cavity: use a clean soft cloth or cotton swab with a little medical alcohol Gently wipe the probe cavity or the top of the sensor. Do not use until the alcohol has completely evaporated. Before using, please read this instruction manual carefully and make sure the battery is installed. Do not immerse the thermometer in any liquid, and do not leave it in the high or low temperature ring for a long time Situation. Package included: 1 x Non-contact Infrared Thermometer