Wide band 1mHz to 200kHz Chemical Impedance Analyzer for Testing Electrochemical Components and Materials, Batteries, and EDLC Hioki LCR and Impedance Analyzers range from 4Hz to 120MHz devices to suit a wide range of applications in the testing of electronic components. The IM3590 is an advanced component tester especially suited to electrochemical impedance measurements and includes a variety of graphing functions that are needed for battery and chemical material testing. This product is not supplied with measurement probes or test fixtures. Please select and purchase the measurement probe or test fixture options appropriate for your application separately. For an RS-232C connection: A crossover cable for interconnection can be used. You can use the RS-232C Cable 9637 without hardware flow control.