Sterile and disposable needle electrodes with low impedance and retractable baby blue safety cap by The Electrode Store. 12mm (0.5"), 29 gauge uncoated steel cone-sharpened, with short 0.5m (18") lead-wire, safety socket. For neonatal to adult EEG. Single patient use. 3 year shelf life. PRO-E4 was previously sold as part number 004833. (24 needles; 4 subdermal needle electrodes per pouch (2 black, 2 violet); 6 pouches per box).
Note: This model (PRO-E4) has a shorter-than-normal lead wire (18 inches). Model PRO-E5 is similar but has a longer leadwire (40 inches or 1 meter).
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24 needle electrodes (6 sets of 4 needles (2 black, 2 violet)) per box