WTW Measurement Systems, of Ft. Myers, Fla., announces the availability of the Multi 340I, a multi-parameter handheld meter for the measurement and recording of several important water quality parameters. Carrying a three-year warranty, the meter is designed to measure pH, MV, ORP, DO percent saturation, conductivity, salinity and temperature. These rugged units are waterproof, have an RS 232 interface, and can datalog and store 500 GLP data sets. They operate on either line power or four AA batteries.