This thermocouple based temperature recorder features a fixed screw terminal input plug. With a 10 year battery and fast download rate it is ideal for long term studies. Accepts 8 different thermocouple types J, K, T, E, R, S, B, and N, with no addtional programming. Thermocouple probe sold separately. 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 Cold Jct. Compensation: Automatic Channels: 1 Internal & 1 Remote Memory: 16,383/channel Sample Rate: 2 seconds up to 12 hours LED Indicator: Red Required Interface Package: IFC110 or IFC200 Baud Rate: 57,600 Typical Battery Life: 10 years Operating Environment: -40~+80°C, 0~95%RH non-condensing Material: ABS plastic Dimensions: 1.7" x 2.3" x 0.8", (44mm x 59mm x 21mm) CE Approval: Yes Range: Remote: Thermocouple Dependent Internal: -40 to +80°C Weight: 2oz.