In good working condition came from a working lab of a local aircraft plant which downsized operations. Calibration expired Jan. 2024. Includes everything shown in the pictures. Source and Read Fourteen T/C Types plus mV J, K, T, E, R, S, B, N, G, C, D, L (J DIN), U (T DIN) P (Platinel), -13.000 to 80.000 mV Calibrate with Confidence Resolution to 0.1 F C; Accurate to 0.2 Cold Junction Sensor Accurate to 0.05C Verify Heat Treating Uniformity Survey Recorders and perform System Accuracy Tests The PIE 422 is capable of meeting the requirements of an AMS 2750 Field Test Instrument when certified by an accredited laboratory. Faster Calibrations Instantly select three outputs with EZ-CHECK switch Easily find trip points with two speed EZ-DIAL knob Automatic Stepping Easily Change T/C Types Scale Double click to select T/C type F C Easy-to-Read Display Turn on the backlight to read in dark areas of the plant Use in the Plant, Field or Shop Includes Rubber Boot and mV Test Leads Low profile switches resist accidental damage Brass screws for T/C wires plus mini T/C socket Simple ?No Tool? Battery Changes Four inexpensive ?AA? batteries Verify Cold Junction Temperature Output Secondary displays of compensated millivolt setting and cold junction temperature