The OM-CP-PR2000 pressure data logger features a large, backlit LCD display and both battery and external power operation. Providing real-time operation, the instrument reportedly includes one of the largest memory capacities of any similar data recorder. Its non-volatile memory retains recorded data even if ac and battery power are lost. Other features include an eight-button keypad with lock feature, high-speed downloading, programmable start/stop time, and user selectable measurement units. NIST traceable calibration is available for users needing to meet regulatory requirements. Price starts at $849. OMEGA ENGINEERING INC., Stamford, CT. (800) 872-9436.