Specifications:- Input :- RTD (Pt-100) & Thermocouple ‘K’ (Cr-al). Range :-As per your requirement. Indication :- 3½ Digit Seven Segment LCD ½”size. Accuracy of Indication :- ±0.5% of FSD ± 1digit Operating Temperature :- 0ºc to 50ºC Supply :- 9VDC (Battery) Probe Dia. :- 6.35mm, 8mm, and 9.5mm or as per your application.