Thermocouple Calibrator Features: 5-digit LCD display, SUS304 stainless steel tube, automatic panel calibration, simple operation, automatic cold end temperature compensation, stainless steel composite tube, power-off function customizable by users. Output Function: Accuracy: ±0.05% Voltage: -10.00mV-110.00mV, 304 stainless steel tube, -100.00mV-1100.0mV Thermocouples: R.S.K.E.J.T.B.N Measurement Function: Accuracy: ±0.05% Voltage: -10.00mV-110.00mV Thermocouples: R.S.K.E.J.T.B.N