Features:0.1 second fast temperature measurement within 2-4 inches. Non-contact infrared measurement, avoiding cross-infection. No need to hold, can be hung/double sides covered with adhesive tape/bracket fixed y.lt; br/gt; The green light will indicate that their temperature is within the normal range, and the flashing red light and sound alarm indicate that the person has a high temperature when the temperature is higher than 37.5°C or 99.5°F.lt; br/gt; Accurate and fast temperature measurement, sub-zero temperature measurement, no need to wait, can display ambient temperature, depth transmission osową.lt; br/gt; The advanced infrared sensor chip with a proven lifespan of 100,000 meters quickly provides accurate and precise temperature readings. It is designed for people of all ages, including babies, children, adults, and seniorów.lt; br/gt; High Resolution Display, Wall Mounted Body Temperature Thermometer can be stationed in offices, supermarkets, shops, restaurants, apartments, hotels, train stations, social centers and building entrances. It comes with a Type-C cable and must be connected. You don't need batteries. Because if you stick it to the wall, it will be a hassle to replace the battery. If you want to use the battery, please buy the 18650 lithium battery by yourself (do not include).lt; br/gt; Package Included:1x Infrared ThermometerSpecifications:Material: PlasticSize: 140x93x9 3mm/5.5x3.7x3.7 inchesTemperature Measurement Time: 0.1sMeasuring Distance: 1-10cm Battery: 3.7V 18650 BatteryCharging Current: DC 5V/1A Notice: Alarm Lamp and Voice BroadcastLanguage: Chinese, English, Korean and Italian Use Ambient Temperature: 10-40°C, Relative Humidity; 85%Human body temperature measurement range: 10 °C-42.9 °C Object temperature range: 0 °C-60 °C Note: Please allow 1-3cm error due to manual measurement. Pls make sure you don't mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item.