SenSmart, Regional Oximetry EQUANOX Classic Plus Adult/Pediatric Sensor > 40 kg., Model 8003CA (REF 9824-001, 3-Wavelength), 8004CA (REF 9705-001, 4-Wavelength), with associated materials (INT-100 cable, operator's manual; and Quick Start Guide). || Sensors are single-packed in a pouch, then multi-packed, 20 per shelf-box.