The ConMed BRAINSTREAM Disposable EEG Cup Electrode (120 / Case) is designed for clinical EEG, EP, and PSG examinations. Features ConMed BRAINSTREAM Disposable EEG Cup Electrode Features Pre-attached tangle-free lead wires. Advanced silver / silver chloride sensor ensures uniform high signal quality. Fixation "wings" for easier positioning. Convenient 2 mm hole allows gel to escape during positioning and permits blunt needle insertion. 3 mm cup height allows for ample gel or paste. Safe for use in CT and X-Ray environments. Specifications ConMed BRAINSTREAM Disposable EEG Cup Electrode Specifications Diameter: 10 mm. Cup Height: 3 mm. Shelf Life Closed: 36 months. Shelf Life Opened: 1 month. Quantity: 10 / pouch; 12 pouches per Case. 120 Electrodes total. Lead Length ConMed BRAINSTREAM Disposable EEG Cup Electrode Lead Length #72610-M-CM-10: 40" (100 cm). #72615-M-CM-10: 60" (150 cm). #72620-M-CM-10: 80" (200 cm). Literature ConMed BRAINSTREAM Disposable EEG Cup Electrode Literature ConMed BRAINSTREAM Disposable Deep Cup EEG Electrodes Brochure