Combustible Gas Detector, Calibration Certificate Type Available Separately, Gases Detected Butane, Diesel, Gasoline, Kerosene, Methane, Propane, Includes Sensor (Installed and Calibrated), Maximum Operating Temperature 104 Degrees F, Minimum Operating Temperature 32 Degrees F, PPM Detection Range 40 to 5, 000 ppm, Probe Length 1 in, Battery Voltage 1.5V, Standards CE Certified, RoHS, Battery Chemistry Alkaline, Battery Run Time 3 hr, Battery Size AAA, Number of Batteries Required 2. This item has been restricted from sale in the following state (s): []