The BPL AccuDigit IR-F4 is a non-contact infrared thermometer that provides fast, hygienic temperature readings from a distance of 1-5 cm. It features dual modes for body and object temperature, a fever alarm, and the ability to display temperature in both Fahrenheit and Celsius. It can also store up to 20 previous readings, has a backlit screen for easy viewing, and features an auto-shutoff function.