The 3M Littmann Lightweight II S.E. Stethoscope is an ideal entry-level instrument, with a tunable diaphragm, dual-sided chestpiece, and reliable acoustic performance. Its teardrop shape makes auscultation around blood pressure cuffs easier. The suggested use for the Littmann Lightweight II S.E. Stethoscope is as a diagnostic aid as part of the physical assessment of a patient. It is Ideally suited for certified nursing assistants, licensed practical nurses, EMT/EMS, licensed vocational nurses, medical assistants and nursing students.