Diameter: 1.5″ (without centralizers)
Weight: 5 lbs. (without centralizers)
Range: Temperature: -4 to +176 degrees F
Fluid Resistivity: 0-100 Ohm-meters
Resolution: Temperature: .01 degrees F, Fluid Resistivity: 0.05%
Accuracy: Better than 1% (both sensors)
Calibration: 2-point
Logging Speed: 20 ft/min.