Use:for the fuel cell stack and the membrane electrode electric current, voltage detection and analysis Technical parameters:software platform windows xp system Channel input:8ch, signal voltage: 0 - 5v Channel output: 4ch, signal voltage: 0 - 5v Test voltage: 0 - 50v Test electric: 0 - 100a System deviation: 0.4%f.S. Minimum recording time: 0.05 s Time accuracy: 0.1% Use environment: 0 - 40µ Relatively wet: 85% Power supply: 220v /50hz Dimensions: 600 mm ß 1600 mm ß 500mm