This product is a non-contact infrared thermometer, with the function of 4 setting modes, alarm system, high precision, 10 seconds shut off automatically, which can extend the battery life. It is non-contact design, the handle is ergonomic design, non-slip and comfortable. What's more, target quicker, the result will be displayed on the screen in 1s, fast and no need to wait. Features: [High Precision Infrared Thermometer]: temperature measurement mode: 32C-43℃; Object temperature range: 0-100 ℃. Within 1-15cm measuring distance, safe, clean, stable and with reliable performance. [Setting Mode]: Press SET button for 3 seconds, enter the setting mode. F1: Switch Celsius and Fahrenheit by + and - (℃ to ℉). F2: Set the high-temperature value, when the display turns red. The default is 37.5℃. F3: Measurement tolerance compensation, 0.1 per step. F4: Sound on and off. The latest 99 measurement data can be stored (press the + and - button to check ). [Temperature Range] : 32-43℃. LCD cannot display the value, if it is lower than 32 ° C or higher than 43 ° C, the LCD will not display the data and will display "Lo" or "Hi". ≤32 ℃ Shows “Lo” for "Low Temperature"; 32.0-37.4 ℃ "Green Light" for "Measured Value"; 37.5-38.0 ℃ "Yellow Light" for "Attention Temperature "; 38.1-43.0 ℃ "Red Light" for "Fever Temperature "; > 43.0 ℃ Shows “Hi” for "High Temperature". [Non-Contact&Target Quicker]: This kind of temperature measurement is not like a traditional thermometer, it will not contact during temperature measurement. Press the measurement button of the infrared thermometer and the result will be displayed on the screen in 1s. It is fast and there is no need to wait. [Warranty]: If there are any problems, please contact our store in time. We will give you a satisfactory solution. Thank you for your understanding and welcome next time. Specifications: Item: Infrared thermometer Temperature display range: temperature measurement mode: 32-43℃ Object temperature range: 0-100 ℃ Measurement Accuracy: 32-35.9℃（89.6-96.6℉）±0.2℃（0.3℉） 36-39℃（96.8-102.2℉）±0.2℃（0.3℉） 39-43℃（102.2-109.4℉）±0.3℃（0.5℉） Working environment: · Ambient temperature: 5 ℃ -40 ℃, the best temperature is 25 ℃ Relative humidity: ≤85% · Atmospheric pressure: 70KPa-106KPa Storage and transportation environment: · Ambient temperature: -20 ℃-+ 55 ℃ Relative humidity: 10% -85% Memory: 99 groups Response time: 1s Automatic shutdown: 10s Measurement distance: 1-15cm,perfect for 5cm Power: AAA*2 batteries(not included) Size: 15.5*8.5*4.3cm Note: * Please do not expose this product to the sun, or near the stove and the water. * Sweat, hair, hat or scarf on the forehead will affect the accuracy of the measurement. * There could be some deviations due to manual measurement or slight color difference owing to photographing condition. Thank you for your understanding. Package Information: Package Size: 17.5*11.5*5cm Package Weight: 153g Gift Box Package Packing List: 1* Infrared thermometer 1* User manual