This Inficon Leak Detector and Bacharach The Informant 2 Leak Detector set comes with a carrying case for easy transport. The detectors are designed to detect refrigerant leaks and are ideal for use in HVAC and refrigeration applications. The brand of the detector is INFICON, and the model of the Bacharach detector is The Informant 2. The item weight is 1.28 lbs Detects  both refrigerant and combustible  gas  dont have carrying  case both wer up both being sold together  what is picture is whats there thank you being sold as is.