The Professional Grade Inspector IR Thermometer is one of the most advanced infrared thermometers available. Maintains accuracy under widely changing environmental conditions, making it the perfect tool to meet tough HACCP food inspection requirements. Emissivity is preset for food applications. Bright, built-in Class II laser provides easy aiming. Displays temperature in °C or °F. Features a special thermopile detector for improved immunity to water vapor and auto-off function. Includes two AAA batteries. Distance-to-spot ratio: 12:1. Accuracy: ±2°F/1°C at 32°–150°F or 1% of reading. Temperature range: –67° to 536°F (–55° to 280°C).