Just point, pull the trigger and read the display.Measures °C or °F.-50° to 350°C x 0.1°.Class II laser to identify the centre point of the area being measured.Distance to spot size ratio is 13 to 1 at the focal point.Fixed emissivity at 0.95.25mm LCD display with Backlight.Automatic Data Hold when trigger released.Min/Max memory. Auto Power Off after 20 seconds of no activity.Back Light and Laser can be user disabled.Impact-resistant ABS case.Supplied with manual and battery.