Measurement range: -40 to 816"C One year warranty Specifications Accuracy -40 to 559.4"F (-40 to 293"C): "2.2"C Maximum Voltage 24 V AC rms or 60 V DC Type K Standard Grade Ni-Cr vs Ni-Al (Chromel vs Alumel) Output 77"F (25"C) = 1.00 mV (reference junction at 0"C) Measurement Time 3.0 seconds for air moving at 3.33 meters / second (10.9 feet / second) at sea level pressure (5 time constants = 1 complete step change, i.e., 15 seconds) Measurement Range -40 to 1500"F (-40 to 816"C) Maximum temperature 220"F (105"C) Seebeck Coefficient 77"F (25"C) = 40.50 "V /"C Maximum Temperature of Tip 1500"F (816"C) Cable Length 40" (1 m)