A portable energy logging system for measuring, analyzing, and documenting building energy performance, the HOBO measurement and verification system easily tracks the performance of chillers and packaged HVAC units as well as verifies the impact of efficiency improvements. Residing in a rugged, heavy-duty carrying case, the system includes pre-wired sensors and magnetic mounting feet. Users can plot and analyze energy performance data with the accompanying HOBOware software via its intuitive graphical user interface as well as export data to Excel and other spreadsheet programs. The system is available in both single- and three-phase models, both of which include a four-channel HOBO Micro Station data logger, energy sensors, software, and necessary cables and accessories. Price for a single-phase model is $899 and the three-phase model costs $999. ONSET COMPUTER CORP., Bourne, MA. (800) 564-4377.