This single channel high temperature data recorder uses an external thermocouple probe. It's thermally insulated enclosure protects the data recorder from exposure to extreme heat up to 350°C. With no additional programming it accepts 8 different thermocouples types J, K, T, E, R, S, B, and N. Internal Channel Temperature Sensor: Semiconductor Internal Channel Temperature Resolution: 0.1°C Internal Channel Calibrated Accuracy: ±0.5°C Remote Channel Temperature Sensor: Thermocouple Types J, K, T, E, R, S, B ,N Remote Channel Range, Resolution & Accuracy: See Table Below Cold Jct. Compensation: Automatic Channels: 1 Internal & 1 Remote Memory: 16,383/channel Sample Rate: 2 seconds up to 12 hours LED Indicator: None Required Interface Package: IFC110 or IFC200 Baud Rate: 2,400 Typical Battery Life: 1 year Operating Environment: See Table 2, 0~95%RH non-condensing Material: 304 stainless steel w/ PTFE insulation Dimensions: 4.8" x 4.8" x 2.5" (122mm x 122mm x 65mm) CE Approval: Yes Range: Thermocouple Dependent Weight: 32oz.