With multiple ranges, pressure-based HOBO water level logger provides 0.05% full-scale accuracy and up to 0.005 ft resolution. HOBOware intuitive graphing software analyzes and plots water level data, while USB-based optical interface enables offload of data to PC or Mac. Starter Kit includes HOBO logger, HOBOware software, and Optic USB base station, while Deluxe Kit includes 2 HOBO loggers, HOBOware software, HOBO waterproof data shuttle, and carrying case.