Rapid and Accurate Measurement: Automatically reads a body temperature within +/- 0.2 degree accuracy and shows instant results in less than 1s. Easy Installation: Multiple installation methods,can be mounted to a floor stand, wall or any flat surface, or fixing bracket. After installation, automatic measurement can be carried out. Abnormal Temperature Detection: The color-coded display helps easily interpret the measured results. Normal temperature( less than or equal to 37.2 Celsius/98.9 Fahrenheit) range is indicated with green color. The red display(temperature greater or equal to 37.7 Celsius/99 Fahrenheit) and audible alarm indicate with flashing "Di Di" sound when the temperature is elevated. Non-Contact, Healthy and Safety: Featuring state-of-the-art technology, it uses an infrared sensor to screen the temperature from the forehead or palm. It's the first device that removes a need for a person to operate, ensuring proper social distancing and safety, reduce infection and improve efficiency. Power voltage: DC4.5V(AAAx3)(without battery) Colour: white Material: ABS Size: 80x74x110mm Package Contents: 1 * Body Temperature Thermometer(without battery) Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.