DTM 902 Pen Type, Auto Power Off, -40 to 250°C / -40 to 482°F General Specification Pen type Digital Thermometer Max / Min Temperature record Auto Power Off °C / °F Range selectable Waterproof instrument Data Hold to Freeze displayed Data Display : 3-1/2 Digits 1999 Counts LCD Range : -40° to 250°C / -40°F to 482°F Resolution : 0.1°C / 0.1°F Accuracy : ±1.5%