S-Probe, 24ch, 100µm interelectrode spacing; 100mm total length(20mm; 640µm dia reinforcement tube); 320µm probe dia; 1x CON/32m-V-connector interface; 990µm tip to 1st site; Used to have one site, which was not working, but at the final test all sites are working. Fluid Channel between/on sites 7/8, 14/15, and 22.