Infrared (IR) thermometers have become the favored tool for temperature diagnostics and inspection. Pull the trigger, and the infrared thermometer shows the temperature in its large, digital display. The thermometer becomes even easier to operate when aiming with the laser pointer.   Features: Large digital display Fahrenheit and Celsius modes Laser pointer feature for precision accuracy Comfortable ergonomic grip Display light button for night usage Temperature range: 0 to 400 degrees Fahrenheit Response time: 0.5 seconds Requires 9 volt battery which is included Distance to spot size: 5 : 1 Emissivity: 0.95 Operating environment: 32 - 120 degrees Fahrenheit