SPER Scientific Digi Thermoms & Hygromet

SPER Scientific Thermometer, 4 Channel, 7-1/4 X 2-1/2 X 1-1/4 In, -328 To 2498f Measurement Range, -200 To 200f, 0.1f/1f Resolution, 32 To 122f And 0 To 80% Rh Operating Temperature/Humidity, 14 To 140f And 0 To 80% Rh Storage Temperature/Humidity, 8.4 Oz Weight, With Protective Case, 2 Beaded Wire Probe, 9v Battery, Instructions, Simultaneous Data Display From 4 Thermocouple Probes, Communicates With Computer Via Bi-Directional Rs232 Port And Graphic Software, Hold And Relative Functions, Auto Range, Auto Power Off - SPER