These thermometers are constructed of ABS plastic and have an IP55 rating producing a waterproof and shock-resistant product ideal for use in the food industry. The use of an advanced internal microprocessor that updates every five seconds and a highly accurate Type T thermocouple produces an accuracy of ±0.8 percent . The product features a hold function, °F/°C selectable units, and auto power-off after 15 seconds of inactivity to save on battery power. What’s included: supplied from the vendor with a document of conformity and one CR-2032 battery ideal for use in the food industry ip55-rated waterproof case.