Round disposable hydrogel ground/ref. electrodes by Technomed. 40" (1m) lead-wires, standard 1.5mm touch-proof safety sockets. 0.8" (20mm) round Ag/AgCl recording surfaces. For EMG/NCS, Audio Evoked Potential, EEG or ERG. Extension available. 2 year shelf life. 10 individually sealed sets of 4 (Red, Blue, Green, and Black). This item is temporarily out of stock until approximately October 3rd. Model 1025 is a slightly smaller alternative available here.
4 electrodes per card, 10 cards per package (40 total).