Handy & extremely rugged precision thermometer with a stainless steel immersion sensor (& Oslash 3 mm), silicone cable & plastic handle. The temperature sensor is food safe. The Silicon cable is up to 200 ° C, the plastic handle heat resistant to 70 ° C. The sensor is calibrated in the range of 0 to +100 ° C on the device & is more expensive recommended as a reference device for calibrating measurement systems. In the context of QA systems (quality assurance) to DIN EN ISO 9000 & this device can be used as measuring & test equipment.